Pentitrate
四硝季戊四醇
🗣️ 情景例句
Yes. Have the people arrived?
是的。客人来了吗
This airline has a good safety record.
这家航空公司有很好的飞行安全记录。
How do you know so much about it? Have you seen the film?
你怎么知道那么多情况？你已经看过这部电影了吗？