Contract system
[经] 合同运费制
🧩 词语组成解析
🗣️ 情景例句
Yes, I use it fairly often.
有，我常用。
I often go out in the morning.
我常常在早上出门。
It sped downhill at the end of the race and its driver had a lot of trouble trying to stop it.
它在接近终点时，冲下了山坡，驾驶员费了好大劲才把车停下来。