gas 是 gas pedal 油門踏板
take our foot off the gas 把腳從油門踏板松開
這里沒有上文,
句子可能是
緊縮經(jīng)濟(jì)或貨幣政策的比喻
比如：
to reduce the risk of inflation,the central bank may need to take it's foot off the gas
央行可能需要把腳從（經(jīng)濟(jì)和貨幣政策的）油門踏板移開,以降低通貨膨脹的風(fēng)險(xiǎn).
希望幫到了你.