Gatedamplifier
门信号放大器
🗣️ 情景例句
A taxi can get you there in less than five minutes.
乘坐的士到那儿不用5分钟。
Poverty on an old man's back is a heavy burden.
老而贫穷，负担沈重。
Yes, please. But why do you call them mooncakes?
行啊，请给我一个吧。但你们为什么叫它月饼？