Jh
abbr. 保幼激素（juvenile hormone）
🗣️ 情景例句
The rich few nations of this world take up the vast majority of the wealth and resources.
少数几个富裕的国家占有了大多数的财富和资源。
Mother doesn't approve of her smoking.
母亲不赞成她吸烟。
I like having a twin sister.
我喜欢有一个孪生姐姐。