Cdkey
n. 激活码；序列号
🗣️ 情景例句
You don't need to do that.
你不用那么做的。
I get into bed at about 11:30 and go right off to sleep.
我大约在11:30上床并且睡觉。
I go to bed at about 10:00.
我大概十点上床睡觉。