defoliant
英[di?'f??l??nt]
美[,di'fol??nt]
- n. （美）[農(nóng)藥] 落葉劑；[農(nóng)藥] 脫葉劑
實(shí)用場(chǎng)景例句
- The crash had spilled a noxious defoliant into the planet's ecology, ravaging the native flora.
- 這次墜毀將一種有害的落葉劑灑入星球的生態(tài)系統(tǒng)中, 破壞著當(dāng)?shù)氐闹参锶?
期刊摘選
- Defoliant: Chemical dust or spray applied to plants to cause their leaves to drop off prematurely.
- 落葉劑: 落葉劑是一種化學(xué)粉劑或噴灑劑,施于植物以使樹(shù)葉提早掉落.
期刊摘選