Arduousness
n. 艰难, 艰苦, 艰辛, 奋斗
🗣️ 情景例句
The number's no longer in service.
这个号码现在是空号。
It was after dark when we got back,and we were all tired.
我们回来时天已经黑了，并且我们都很疲倦。
Good morning!
早上好！