Prevel's sign
[医] 普雷韦耳氏征(病人体位改变时的一种心脏体征)
🧩 词语组成解析
🗣️ 情景例句
Where did this money come from?
这些钱从哪来？
It is lost labour to sow where there is no soil.
没有土壤，播种也是徒劳。
Beijing will be rainy. The temperature will be 2 to 9.
北京有雨。气温2C~9C。