insecticide的詞根是什么
insecticide的詞根是什么
我們平時都會使用殺蟲劑,而insecticide就是殺蟲劑的意思,那insecticide的詞根又是什么呢?下面是學(xué)習(xí)啦小編為你整理的insecticide的詞根的相關(guān)資料,希望大家喜歡!
insecticide的詞根
1.詞根:-cad-, -cid-, -cas-
【詞根含義】:落下,降臨,發(fā)生
【詞根來源】:來源于拉丁語動詞cado, cadere, cecidi, casus(落下), 落下意味著降臨, 降臨意味著意外發(fā)生。
【同源單詞】:decadence, decay, accident, accidental, accidentally
2.詞根:-cis-, -cid-
【詞根含義】:切
【詞根來源】:來源于拉丁語動詞caedo, caedere, cecidi, caesus(砍,劈)。
【同源單詞】:circumcision, concise, concision, decision, decisive
3.詞根:-sec-, -sect-, -seg-
【詞根含義】:切割
【詞根來源】:-sec-/-sect-/-seg-來源于拉丁語動詞seco, secare, secui, sectus(切割)。
【同源單詞】:skin, insect, insecticide, intersection, section
insecticide的用法
n.殺蟲劑;
復(fù)數(shù): insecticides
1. Thanks to a new EU directive, insecticide labelling will be more specific.
根據(jù)歐盟的一項新指令,殺蟲劑的標簽標注將更加明確。
2. About 70% of the cocoa acreage is treated with insecticide.
大約70%的可可樹林地噴過殺蟲劑。
3. Spray the plants with insecticide.
給植物噴灑殺蟲劑。
4. The pad is impregnated with insecticide.
墊子上滿是殺蟲劑。
5. Apply the insecticide sparingly.
慎用殺蟲劑.
6. Many pests are resistant to the insecticide.
許多害蟲對這種殺蟲劑有抵抗力.
7. He is spraying insecticide.
他在噴殺蟲劑.
8. The insecticide was put out of the child's reach.
殺蟲劑放在孩子拿 不 到的地方.
9. He sprayed an insecticide upon the plants to kill the insects.
他給作物噴藥,以殺死害蟲.
10. As preventive, spray plants with systemic insecticide or fumigate them regularly.
作為預(yù)防措施, 要用內(nèi)吸殺蟲劑對植物定期噴灑,或熏蒸.
insecticide的詞匯搭配
organic insecticide 有機殺蟲劑
bait insecticide 餌殺蟲劑
chlorinated insecticide 氯化殺蟲劑
stomach insecticide 胃毒殺蟲劑
vegetable insecticide 植物殺蟲劑
residual insecticide 后效殺蟲劑,滯留殺蟲...
agricultural insecticide 農(nóng)用殺蟲劑
soil insecticide 土壤殺蟲劑
chemical insecticide 化學(xué)殺蟲劑
poison insecticide 有毒殺蟲劑
contact insecticide 接觸殺蟲藥劑,觸殺劑...
bacterial insecticide 細菌殺蟲劑
persistent insecticide 持久性殺蟲劑,殘留性...
viral insecticide 病毒殺蟲劑
insecticide resistance 抗殺蟲性
microbial insecticide 微生物殺蟲劑...
carbamate insecticide 氨基甲酸酯類殺蟲劑...