Halvic
一种聚氯乙烯
🗣️ 情景例句
Philip, why don't you go
Philip 你何不去
He's absorbed in his book.
他全神贯注地读书。
First of all, it's been improved. And it's bigger, although it's more expensive.
首先，它已作了改进。而且机子较大，尽管价格贵些。