Regex
n. 正则表达式
🗣️ 情景例句
It's so convenient.
一切都很方便
Offence is the best defence.
进攻是最好的防御。
After they carved the characters on rocks, they put a piece of wet paper on top of the characters and beat it lightly.
他们把字刻在石块上后，再把一张潮湿的纸放在字的上面，并轻轻地拍打。