美 [peɡ daʊn]
固定住：用钉子或其他物品将某物固定在地面或其他表面上。
确定，限定：明确地确定或限定某事物。
peg down //
动词 to make (a person) committed to a course of action or bound to follow rules 约束(某人)
you won't peg him down to any decision
约束(peg down), 此释义来源于网络辞典。
... off表示状态的关闭或离开... peg down用木钉钉在地面上(约束)... narrow down减少 ...
用木钉钉住；约束
Peg down netting over the top to keep out leaves.
用销钉在顶上加固防护网，防止叶子落入。
The travelers are trying to peg down their tents in the storm.
旅游者在暴风雨中设法用木桩固定他们的帐篷。
He needed to be taken down a peg or two.
需要杀杀他的威风。
Among the largest underlying components of XLU, in trading today FirstEnergy Corporation ( NYSE: FE) is down about 0.2%, Public Service Enterprise Group ( NYSE: PEG) is down about 0.5%, and PPL Corporation ( NYSE: PPL) is lower by about 1.2%.
So how is it that the PEG ratio breaks down?
FORBES: Look Closer At The PEG Ratio And Apple Isn't Such A Bargain
Everyone believed that many Arab leaders wanted Iran taken down a peg or two.