defoliantsdi:ˈfəuliənts英式朗读美式朗读基本解释n. <美>脱叶剂, 落叶剂( defoliant的复数形式 )英文释义n. a chemical that is sprayed on plants and causes their leaves to fall off词形变化原形defoliant上一个单词:defoliant下一个单词:defoliate