Strapdown
捷联式
🗣️ 情景例句
He never drinks except on special occasions.
除非在特别场合，他从不喝酒。
We waited for john in the lobby of the airport.
我们在机场的大厅里等约翰。
It has helped me to serve others.
这份礼物帮助我为他人服务。