Dorsalgia
[医]背痛
🗣️ 情景例句
And how old are you?
你几岁了？
He surprised them, so they gave up quietly.
他出其不意地袭击了他们，因此他们乖乖地投降了。
Where can we see your complete line?
什么地方可以看到你们全部产品的样品？