as thin as a rail

网络释义

1.	骨瘦如柴《黑英语》个性英语学习 - 豆丁网 ... a mail train( 铁路邮车)，书信的。 as thin as a rail( 骨瘦如柴) by rail( 乘火车，由铁路)。 ... www.docin.com
2.	一个中文词语或英文单词输入一个中文词语或英文单词(例如as thin as a rail)后点查询即可英语单词大全 > as thin as a rail as thin as a rail是什么意思 a... danci.911cha.com