单词	running rail
释义	running rail noun : a rail that acts as a running surface for the flanged wheels of a car or locomotive compare guardrail, third rail Word History First Known Use 1847, in the meaning defined above
随便看	singhalese singhaleses singing singing (out) singing arc singing bird singing canary singing falcon singing fish singing flame singing game singing gibbon singing hawk singing muscle singing of singing out singing the blues singing voice singingly singings singkamas single single (out) single bed single bill

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