Biosterol
(=vitamin A)维生素A
🔁 扩展释义
【医】 维生素A(商品名)
🗣️ 情景例句
The way to learn a language is to practice speaking it as often as possible.
学习一门语言的方法就是要尽量多地操练说出它来。
I only had five dollars.
我只剩五美元。
It's possible. Two months is quite a long time.
这是很有可能的。两个月是相当长的一段时间。