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larva是什么意思_larva在線翻譯_雙語例句

編輯: 路逍遙 關(guān)鍵詞: 英語單詞 來源: 逍遙右腦記憶
larva  

第三人稱復(fù)數(shù):larvae


larva 基本解釋

名詞(昆蟲的)幼蟲,幼體


larva 相關(guān)例句

名詞

1. The tadpole is the larva of the frog.
蝌蚪是青蛙的幼體。


larva 網(wǎng)絡(luò)解釋

larva的近義詞

1. 幼蟲:同時它繼續(xù)為蟲族提供其空軍的攻擊力和防御力升級.蝎子的巢(Defiler Mound)孵化成功后,幼蟲(Larva)體內(nèi)就具備了一種可怕的基因,使其能夠進(jìn)化成蝎子(Defilers)這種變態(tài)的生物,同時也可以獲取霧蜂(Plague),

2. 幼體:雖然被囊動物成體看起來似乎不像脊索動物,但是,被囊動物的幼體(larva)是非常典型的脊索動物. 盡管成體是固著的(sessile)(即永久性附著),但是幼體具有高度活動性. 被囊動物幼體具備脊索動物的所有特征. 在找到適當(dāng)?shù)奈恢煤?

3. 幼螨:研究結(jié)果表明:1)桔全爪螨的雌、雄螨均要經(jīng)歷七個發(fā)育階段,即卵(egg),幼螨(larva),原蛹(protochrysalis),第一若螨(protonymph),第二蛹(deutochrysalis),第二若螨(deutonymph),若蛹(teleichrysalis)和成螨(adult),即在各個活動螨態(tài)之間,

4. 幼蟲,幼體:11. obliterate 涂抹,擦去,使消失 | 12. larva 幼蟲,幼體 | 13. pupa 蛹


larva 雙語例句

1. C. bilineata larva and pupae were used as hosts for C. militaris inoculation experiment, and the influence of different inoculation methods on C. bilineata larva and pupae infected by C. militaris strain and the inoculation effect were compared.
方法]以豆天蛾幼蟲和蛹為寄主,進(jìn)行蛹蟲草接種試驗,比較不種接種方法對豆天峨幼蟲和蛹感染蟲草菌種的影響及接種效果。

larva

2. The non-special esterase and the peroxidase were studied in the embryo and early larva of scallop Patinopecten yessoensis by histochemical localization method.
采用組織化學(xué)的方法對蝦夷扇貝從卵細(xì)胞到D形面盤幼蟲內(nèi)的酯酶和過氧化物酶進(jìn)行定性定位研究。

3. It showed that in conditions of water temperature 20~21℃, salinity 20~30, pH 8.0~8.3, the fertilized eggs developed to 2-cell in about 2h, blastula stage in about 15h, gastrula stage 30h and the hatched out larva 152h after fertilization.
其結(jié)果表明:在水溫20-21℃、鹽度20-30、pH值8.0-8.3的條件下,受精卵受精后2h為2細(xì)胞期、15h為囊胚期、30h為原腸期、55h為胚體期、152h孵出仔魚

4. It showed that in conditions of water temperature 20~21℃, salinity 20~30, pH 8.0~8.3, the fertilized eggs developed to 2-cell in about 2h, blastula stage in about 15h, gastrula stage 30h and the hatched out larva 152h after fertilization. And in conditions of water temperature 19~28℃, salinity 20~27, pH8.0~8.3, the larva opened its mouth at the 5 day.
其結(jié)果表明:在水溫20~21℃、鹽度20~30、pH值8.0~8.3的條件下,受精卵受精后2h為2細(xì)胞期、15h為囊胚期、30h為原腸期、55h為胚體期、152h孵出仔魚;孵出仔魚在水溫19~28℃、鹽度20~30、pH8.0~8.3條件下,孵化后5d開口、18d進(jìn)入稚魚期、40d進(jìn)入幼魚期。

5. It is now known that, the chigger is the larva of the tsutsugamushi.
現(xiàn)在知道,沙虱就是恙蟲的幼蟲。

larva

6. Using an orthogonal experiment plan, three kinds of adversity, tempreture, sality and pH, were used to test the resistance of the larva of Portunus trituberculatus. The factor levels of three kinds of adversity, are 10, 15, 30, and 35 for tempreture, ℃ re, 10, 15, 35, and 40 for salinity, and 6.0, 6.5, 9.0, and 9.5 for pH, respectively.
中文摘要:利用正交試驗設(shè)計,研究了溫度、鹽度和酸堿度3 種環(huán)境因素逆境下對三疣梭子蟹幼蟹的致死效應(yīng),以闡明三疣梭子蟹幼蟹對不同逆境環(huán)境的抵抗力大小。3 種逆境環(huán)境因素的水平分別是:溫度為10,15,30,35℃;鹽度為10,15,35,40;酸堿度為6.0,6.5,9.0,9.5。

7. Xylostella larvae. Parasitization of a host larva without contact of the host plant did not influence the preference of the waspstowards volatiles from host plants.
產(chǎn)卵寄生寄主幼蟲,但不與供試蔬菜接觸,不影響菜蛾絨繭蜂對蔬菜各處理氣味的偏好。

8. The larva of various moths of the family Noctuidae that feed on and destroy a wide variety of plants.
切根蟲任一種夜蛾科的蛾子幼蟲,取食并破壞多種植物

9. Kidney worm disease; larva migrans; Swine disease
有齒冠尾線蟲;幼蟲移行癥;豬疾病

larva的近義詞

10. Tadpole-shaped parasitic larva of a trematode worm; tail''.
蝌蚪形的吸蟲類寄生幼蟲;成體階段尾巴消失。

11. Tadpole-shaped parasitic larva of a trematode worm; tail disappears in adult stage.
蝌蚪形的吸蟲類寄生幼蟲;成體階段尾巴消失。

larva的翻譯

12. Spawn, larva, chrysalides and imago can grow up naturally, so the natural growth of neocheting eichhorniae would not be affected by high altitude in Kunming.
象甲在昆明地區(qū)一年發(fā)生2~3代,卵,幼蟲,蛹和成蟲均可正常生長發(fā)育,高海拔并不影響象甲的自然生長。

13. The test results of acute toxicity were examined with Pearson's degree of fitting. The results indicated that the silkworm was extremely sensitive to Chlorantraniliprole. The median lethal concentration (LC50) was 4.0905×10^(-3) mg/L and median lethal dose (LD50) was 1.1435×10^(-8) mg/larva for the 3rd instar newly exuviated larvae. No toxicity was observed when normal concentrations of Chlorantraniliprole were used to fumigate the silkworm rearing room. Both irrigation and leaf spraying with 1.25×10^(-4) mg/L Chlorantraniliprole solution showed strong systemic transmission properties in root, leaf and whole plant. The residual toxic period of this insecticide to silkworm was very long. Mulberry leaves sprayed with 1.25×10^(-4) mg/L Chlorantraniliprole solution could still cause 100% mortality of the 3 and 5 instar larvae after 60 d. Furthermore, toxic reaction was very quick. The poisoning symptoms emerged within 1~5 h after feeding on the poisonous leaves. The poisoned larvae experienced such symptoms as stopping ingestion, remaining still, vomiting slightly and body atrophy sequentially, and died ultimately.
食下毒力試驗結(jié)果經(jīng)Pearson擬合度檢驗表明,氯蟲苯甲酰胺對3齡起蠶的食下致死中濃度(LC50)為4.0905×10^(-3)mg/L,致死中量(LD50)為1.1435×10^(-8)mg/頭;藥劑在常規(guī)濃度下對家蠶無熏蒸毒性;1.25×10^(-4)mg/L稀釋藥液對桑樹根灌和噴葉處理,表現(xiàn)極強的根部、葉部和全株性內(nèi)吸傳導(dǎo)特性;藥液對家蠶的殘毒期很長,1.25×10^(-4)mg/L稀釋藥液田間噴霧桑葉,間隔60 d后采葉飼喂3齡和5齡蠶的死亡率均為100%,且中毒反應(yīng)極快,添食毒葉后1~5 h出現(xiàn)中毒癥狀,經(jīng)停止食桑、靜伏、少量吐液、蠶體萎縮等過程后陸續(xù)死亡。

14. PHMG content within the range of 125 mg/L did not influence the oospore hatchability of Penaeus japonicus and the content within 0.5 mg/L had no significant influence on metamorphosis rate of nauplius larva.
聚六亞甲基胍含量在125 mg/L范圍內(nèi)對日本對蝦受精卵孵化率無影響,含量0.5 mg/L以內(nèi)對無節(jié)幼體變態(tài)率無明顯影響。

larva在線翻譯

15. Larva migrans syndromes are not reportable in the United States, so the actual number of human cases is unknown.?
在美國沒有幼蟲移行癥的報道,因此沒有實際人類患病的例數(shù)。

16. Yeah, it could be cat scratch fever or visceral larva migrans.
可能是貓爪熱或者內(nèi)臟幼蟲移行癥

17. Not only can ascarids and hookworms cause disease in their respective hosts, they are also well-known causes of larva migrans syndromes in humans, especially children.
蛔蟲和弓形蟲是常見的貓狗腸道內(nèi)寄生蟲,他們不但能使各自的宿主致病,同時也是人類,尤其是兒童幼蟲移行癥的重要原因。

18. The yellowish, hard-bodied larva of various click beetles that feeds on the roots and seedlings of many crop plants.
鐵線蟲,羊胃蟲磕頭蟲黃色硬體的幼蟲,以許多莊稼植物的根和籽苗為食

19. Large green white-striped hawkmoth larva that feeds on tobacco and related plants; similar to tomato_hornworm.
大型的綠色帶白條的天蛾幼蟲,吃煙草或相關(guān)植物;類似于番茄天蛾幼蟲。

20. Caddisfly larva; constructs a case of silk covered with sand or plant debris.
毛翅目昆蟲的幼蟲;建造有殺或植物碎片覆蓋的絲囊。


larva 詞典解釋

1. 幼蟲;幼體
A larva is an insect at the stage of its life after it has developed from an egg and before it changes into its adult form.

e.g. The eggs quickly hatch into larvae.
蟲卵很快孵化成幼蟲。
e.g. ...a dragonfly larva.
蜻蜓幼蟲


larva 單語例句

1. larva

1. " A predator of the zebrafish larva is the larva of the dragonfly, " he said.

2. A family of larva can eat the leaves of a healthy tree in several days, the report said.

3. larva是什么意思

3. Lots of fish in the pond eat the mosquito larva, lemon grass planted near the house keeps away the mosquitoes that survive the fish!


larva 英英釋義

noun

1. the immature free-living form of most invertebrates and amphibians and fish which at hatching from the egg is fundamentally unlike its parent and must metamorphose


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