Security keylock
[计] 安全锁
🧩 词语组成解析
🗣️ 情景例句
I ventured to correct the teacher's mistake.
我鼓起勇气去纠正老师的错误。
An hour in the morning is worth two in the evening.
一日之计在于晨。
But this was before Annie Sullivan came to stay.
但是，这都是安妮·莎利文来住下之前的事了。