Sign reverser
[计] 符号变换器
🧩 词语组成解析
n. 反向器, 换向器；换向开关；倒转机构换向开关
🗣️ 情景例句
It was for a good reason.
你今天早走是有原因的。
Merry is he that hath nought to lose.
人无所失，不亦乐乎。
It is said he has secret love affairs with two women!
据说他背地里和两个女人有关系！