Semicarbazide
氨基脲
🗣️ 情景例句
Why don't you join us?
你何不参加入我们呢？
This part of the country is very heavily populated.
这个国家这一部分人口很密集。
In the play, she must appear in a bright red dress and long black stockings.
演出时她必须穿一条鲜红色的裙子和黑色的长筒袜。