n.殺蟲(chóng)劑；農(nóng)藥
The crops are regularly sprayed with pesticide. 莊稼定期噴灑殺蟲(chóng)劑。
The insects have become resistant to the pesticide. 這些昆蟲(chóng)已經(jīng)對(duì)殺蟲(chóng)劑有抗藥性了。
The seeds and the pesticide are both ready. 種子跟農(nóng)藥都準(zhǔn)備好了。
n.殺蟲(chóng)劑
