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xíng qiān Claudication miles
pīnyīn: bǒ xíng qiān lǐ

jièshì: zhǐ yào xiè shí tiáo jiàn hěn chā néng chéng jiù

lìzì: tiān jiào chā de xiǎo zhāng bào zhe de jīng shén xué zhōng kǎo shàng liǎo xué

No. 2
   xíng qiān
   yīn bǒxíngqiānlǐ
   shì zhǐ yào xiè shí tiáo jiàn hěn chā néng chéng jiù
   chū chù
   shì tiān jiào chā de xiǎo zhāng bào zhede jīng shén xué zhōng kǎo shàng liǎo xué