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

sign [saɪn]

n. 符号;手势;迹象;指示牌; vt.& vi. 签名;打手势;

sign(mark)→记号；征兆；签字；做手势；表示

I represent the Hassan Trading Company.

我是哈森贸易公司的代表。

Having a sense of appreciation for all the people will keep us going on in business.

对所有人都抱一份感恩的心情会使我们的生意长盛不衰。

I can't remember. Did I put them under the table?

我想不起来了。放在桌子下面了吗？

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