Porter's sign
[医] 波特尔氏征, 奥利佛氏征(见于主动脉弓动脉瘤)
🧩 词语组成解析
🗣️ 情景例句
Then monthly rent is $650, with a $300 security deposit.
月租是 650 美元，再加上 300 美元押金。
Once on shore, we pray no more.
一旦上了岸，就不再祈祷。
All the thing I had packed so carefully were soon in a dreadful mess.
所有细心包装好的东西一会儿工夫就乱成一团。