Rg
abbr. 角速度陀螺仪（Rate Gyroscope）；巴西航空（Brazilian Airlines）
🗣️ 情景例句
Why don't you speak to Dad?
你们为什么不跟爸爸说说看？
I wish I could.
不行。
Houses -- often three storeys high -- were built of stone.
房子一般有3层楼高，用石块修建。