Setleftcol
设置左边列
🗣️ 情景例句
Maybe you can teach me how to work on a computer someday.
改天你教教我如何使用电脑吧。
I'm not strong enough.
我还不够强壮。
only of metal, which wears away by friction.
而是由金属组成，而金属可以随着磨擦而磨损殆尽。