Echocardiograms
(echocardiogram 的复数) n. 心回波图, 超声波心动图
🗣️ 情景例句
Off-season clothes are usually sold at very attractive prices.
换季衣服的售价通常挺吸引人。
She hesitated about what to do next.
他对下一步干什么拿不定主意。
Have we been introduced?
对不起，我们彼此介绍过了吗？