Polysphsgmogram
[医] 多种搏动[描记]图
🗣️ 情景例句
From the baby!
是胎儿引起的。
What's the basis of your belief that the product is safe?
你凭什么相信产品是安全的？
The boat is not safe, said Ah Fang. Let's pull it out of the water.
“这船不安全，”阿芳说，“让我们把它从水里拉出来吧。”