Cyclodiene
n. 环戊二烯类杀虫剂
🗣️ 情景例句
We have closely connected with firms in USA.
我们同美国有良好的业务关系。
How deep?
多深？
and its effects are reinforced by the use of endearing epithets, such as'ho! my son',
为了加强这种效果，人们给以亲切的外号，如嗬！我的孩子、