Dimethylmethane
n. [化]二甲基甲烷,丙烷
🗣️ 情景例句
Keep right unless overtaking.
要靠右驾驶，除非超车。
If I can't go with you, what will you say?
如果我不能和你一起去，你怎么说？
You mustn't come home late.You must be home at half past ten.
你不准回家太晚，你必须在10点半到家。