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
but there's a letter here addressed to you,
这确实有一封信是寄给你的。
As the wind blows, you must set your sail.
趁风启帆。
We shall need two buses to meet people at the staton.
我们需要两辆公共汽车到车站去接人。