Dichlorobutane
二氯丁烷
🗣️ 情景例句
His family is a nuclear family with three generations living together under one roof.
他的家庭是三代同堂住在同一屋檐下。
Did you paint this yourself?
你自己亲自油漆这个？
Merry Christmas and best wishes for the New Year!
圣诞快乐，并致以新年的良好祝愿！