Borrethane
[机] 乙硼烷
🗣️ 情景例句
Seven after nine? No. I'm sure he's in his office.
九点零七分 ，不会太早的。我肯定他到办公室了。
It's hard to say.
很难说。
I like television very much.How much does it cost?
我非常喜欢这台电视机。请问它多少钱？