回复：指头是比胳膊不准，所以一般都得抽胳膊确诊

来源: myenglishid 于 2012-08-29 06:59:27 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (125 bytes)

I understand that, usually finger tip is 20% higher than arm location. But, mine is way too beyond the sensible range.

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