Vab
[计] 声音应答装置
🗣️ 情景例句
whom I think you've met once or twice before.
我想你以前见过他一两次面。
She conducted herself well.
她行为端正。
Compared with competing products, ours is smaller and lighter.
比起其它竞争产品，我们的比较轻巧。