Echocardiogram
n. 心回波图, 超声波心动图
🗣️ 情景例句
If he weren't so famous, he wouldn't treat others like that.
如果他不是这么有名，他也不会那样对待别人。
Little things amuse little minds.
小人志卑。
Imagine the effect on a reasonably advanced technological society,
那么可以设想，这将对这个社会产生何等的影响。但科技相当发达的社会，