Searchless
a. 无法探究的, 不可理解的, 不可测知的
🗣️ 情景例句
I promise not to think about the city.
我保证不再去想城里的事。
To operate a steam locomotive
驾驶蒸汽机车
It doesn't matter this time.
不要紧。请进来坐下吧。