Echocardiogram
n. 心回波图, 超声波心动图
🗣️ 情景例句
Sorry, I don't quite understand why...
对不起，我不太理解为什么…
Is it true that manufacturing of automobiles is a major industry?
汽车生产是主要工业是真的吗？
The expensive shops in a famous near Piccadilly were just opening.
皮卡迪利大街附近的一条著名拱廊街道上，几家高档商店刚刚开始营业。