at the mercy of片語KK [æt ðə ˋmɝsi ʌv] /æt ðə ˈmɝsi ʌv/發音片語1受…支配、任由…擺佈Small farmers are at the mercy of the big supermarket chains.小農完全受大型連鎖超市支配。2任…宰割、任…摧殘With no shelter left, the climbers were at the mercy of the storm.沒有任何遮蔽,登山者只能任暴風雪摧殘。