Nacdl
[医][=National Association of Certified Dental Laboratories]全国注册牙科技工室协会
🗣️ 情景例句
The world could be heading for an economic recession.
世界也许正在走向经济衰退。
A quiet conscience sleeps in thunder.
白日不做亏心事，夜半不怕鬼敲门。
I'm sorry to hear that.
真遗憾。