noun🔗Share截止阀，停止阀 A valve used to turn off something."The fire raged for hours because they were unable to reach the shutoff for the gas line."大火烧了好几个小时，因为他们没能找到煤气管道的截止阀。deviceutilitytechnicalmachinepartChat with AIVocabulary GamePractice Reading
noun🔗Share关闭，停止。 The act of turning off something."The letter warned of an impending shutoff if payment was not made promptly."信中警告说，如果不能及时付款，将会立即停止服务。actiontechnologyutilitymachineprocessChat with AIVocabulary GamePractice Reading
