Dena
[医][=diethylnitrosamine]二乙基亚硝胺
🗣️ 情景例句
Good. What do you think, Richard?
好。 你看呢 Richard？
I would like to enlarge this film.
我要放大这底片。
Thanks for the party last Sunday. I enjoyed it very much.
感谢你上个星期天的聚会。我非常快乐。