Backlocking
反闭锁
🗣️ 情景例句
Examinations are at hand.
考试在即。
Our stock of this commodity is limited, please place your order without delay.
我方此类商品的存货有限，请尽快订货。
The holes are only borings, less than a foot in diameter.
这些洞只不过是一些钻孔，直径不到1英尺。