Labdanolic acid
[化] 赖百当酸
🧩 词语组成解析
🗣️ 情景例句
I've seen pictures of him.
我见过他的照片。
It won't happen again.
下不为例。
I'd like to know something about your foreign trade policy.
我非常想了解有关贵国对外贸易的政策。