回複：指頭是比胳膊不準，所以一般都得抽胳膊確診

來源: myenglishid 於 2012-08-29 06:59:27 [] [博客] [舊帖] [給我悄悄話] 閱讀數 : (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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