Mainterance
维持,维护,保养
🗣️ 情景例句
There's a conversation we have to finish.
我们有一段话还没有谈完呢。
The electric fan is out of order.
这电风扇出毛病了。
but they can still stop you when you are going through the Green Channel and have nothing to declare.
但是，当你通过绿色通道，没有任何东西需要申报时，他们仍可以拦住你。