Keyways
(keyway 的复数) n. 扁形钥孔, 键沟\\n[化] 键槽
🗣️ 情景例句
Is there anyone present who can show
在座可有人能提出
It is good to have friends in trouble.
在患难时得到朋友是幸运的。
I haven't told you that my family made a lot of money in the nineteenth century by making children work 16 hours a day in their factories.
我还没有告诉过你，我的家在19世纪的时候赚了一大笔钱，是强迫儿童在工厂里一天劳动16个小时赚来的。