Levocardiogram
[医] 左心电图
🗣️ 情景例句
Sit down, Robbie. Let's get to work.
坐下来 ，Robbie， 让我们开始做功课吧。
What's the basis of your belief that the product is safe?
你凭什么相信产品是安全的？
No spitting on the street.
禁止在大街上吐痰。