Dichloroacetal
二氯乙缩醛, 二乙醇缩二氯乙醛
🗣️ 情景例句
Come over to my place at you convenience.
方便时请来我处。
Children enter school at the age of five,don't they?
孩子们在5岁时入学吗？
The bull was busy with the matador at the time,
当时那公牛正忙于对付斗牛士，