Trichloroethanal
氯醛
🗣️ 情景例句
We'll tell you the big surprise.
我来告诉你们这个大惊喜。
A true friend is known in the day of adversity.
疾风知劲草，患难知友情。
The Turners are going on a train. The conductor is coming round.
特纳一家人在火车上。列车员走过来。