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
Congratulations on your wedding.
祝贺你们的婚礼。
Are you in a hurry?
赶时间吗？
The house moved and a few pictures fell off the wall, but that was all.
房屋也在动，几幅画从墙上掉下来，但只是这些。