peg

n. 钉,椿,藉口
v. 钉木椿,用椿

First hammer the tent pegs into the ground, then tie the ropes onto them.

先把系帐篷的桩子打进地里，再把绳子系在桩子上。

Their pride in their achievements has come down a peg.

他们对自己的成就不再觉得那么了不起了。