Revers voltage
[电] 逆向电压
🧩 词语组成解析
n. 翻领
🗣️ 情景例句
You'd better watch your step or you'll get into trouble again.
你最好留点儿神， 免得再惹麻烦。
Why isn't this ticket any good here?
为什么这里不可以使用月票？
Opportunity knocks but once.
机不可失，时不再来。