Ethanedithioamide
[机] 红氨酸
🗣️ 情景例句
How do you do?
你好。
Law is a bottomless pit.
法律是无底的深渊。
In the class there are two American girls. They are twins. Their names are Lily and Lucy.
在班上有两个美国女孩，他们是双胞胎，名字叫鲁茜、莉莉。