Unifrequent
单频的
🗣️ 情景例句
So save your voices till then.
所以， 留着点嗓子。
Get me a hammer from the kitchen,will you?
从厨房拿给我一个榔头好吗？
Oh, that's quite early! Where are we going to meet?
噢，那很早！我们打算在哪儿会合？