Radioscan
放射性同位素扫描
🗣️ 情景例句
Have a smooth flight.
一路顺风。
Your niece is engaged,isn't she?
你的侄女订婚了，是吗？
A woman in jeans stood at the window of an expensive shop.
一位穿着牛仔裤的妇女站在一家高档商店的橱窗前。