n.定点，取舍点；截止；界限； 变形： 复数：cut-offs 英英释义： cut-off[ 'kʌt'ɔf ]n.a designated limit beyond which something cannot function or must be terminated同义词：cutoffa route shorter than the usual one同义词：shortcutcutoffcrosscuta device that terminates the flow in a pipe同义词：c