Cdkey
n. 激活码；序列号
🗣️ 情景例句
I'm all ears.
我洗耳恭听。
Ignorance is the mother of impudence.
厚颜无耻由于愚昧无知。
This time it was the postman and he wanted me to sign for a registered letter!
这次是邮递员，他要我签收一封挂号信！