Dentelation
[医] 齿状构造
🗣️ 情景例句
Come on, Richard.
过来， Richard。
I would like you to keep is a secret.
我要你保守秘密。
This is No. 1 Machine Shop. Keep together, please! said Uncle Wang.
“这就是第一机械车间。 请大家靠拢点！”王大叔说。