Mainterance
维持,维护,保养
🗣️ 情景例句
They are expecting their first child.
他们在怀他们的第一个小孩。
I believe there is no way out of this forest.
我相信没有路可以从这森林走出去。
Hardly anyone can positively enjoy sitting in a train for more than a few hours.
很少有人能够真正喜欢坐几个小时以上的火车。