sprag

英 [spræg] 美 [spræg]

• n. 斜撑(挡圈)

英英释义

Noun:

1. a chock or bar wedged under a wheel or between the spokes to prevent a vehicle from rolling down an incline

2. a wooden prop used to support the roof of a mine

经典引文

• If you were in the President's shoes, how would you put a sprag in Ziauddin's wheel?

  出自： fig.

近反义词

【近义词】

• pitprop 坑木