Bluetooth
n. 蓝牙技术（一种无线通信的标准）
🗣️ 情景例句
Well, here's a twenty.
嗯 ，这是二十美元。
I do feel mad about making that stupid mistake.
我犯了那个愚蠢的错误确实懊恼不已。
Old women in black shawls peered at us from doorways.
披黑纱巾的老妇人站在门口偷偷地瞅着我们。