Diphenyldiimide
二苯基二酰亚胺
🗣️ 情景例句
He is an impressive man.
他是一个令人难以忘怀的人。
Who bought that new house down the street from you?
谁挨着你的那条街买了那幢新房子？
Which speech are you going to listen to this afternoon?
今天下午你准备去听哪个报告？