Thymotinic acid
[化] 百里亭酸
🧩 词语组成解析
🗣️ 情景例句
Growing up without a mother is difficult.
在没有母亲的情况下长大不简单。
Lots of people like stamp collecting.
许多人喜欢集邮。
She played basketball after school, and then walked home.
放学后她打了篮球，然后步行回家。