Oscars
abbr. one-way synchronous collision avoidance and ranging system 单路同步防撞与测距系统
🗣️ 情景例句
I know.
我知道。
Come what may, heaven won't fall.
船到桥头自会直。
He's upstairs.He's having a bath.
他在楼上。他正在洗澡。