Acylhydrazone
[化] 酰腙
🗣️ 情景例句
Exploring outer space is a challenge to mankind.
探索外层空间是一项向人类发出的挑战。
She feared the arrival of the bill-collector.
她害怕收帐人来。
I want some envelopes,please.
请给我拿几个信封。