Endocardioscope
心脏内窥镜
🗣️ 情景例句
Stay right where you are.
站住别动！
You've no ideas how much work there is.
你想象不到工作量有多大。
Mr Brain has just heard Zheng Jie playing the piano in a concert.
布雷恩先生刚听了郑杰在音乐会上的钢琴演奏。