defoliant di:'fәuliәnt
GRE
释义
n. 脱叶剂, 落叶剂
[化] 脱叶剂
英文释义
n. a chemical that is sprayed on plants and causes their leaves to fall off
词形变化
复数: defoliants
BNC词频排名: 46,600 | 当代语料库词频排名: 39,413