ˈsupply line noun [countableC usually plural] the different ways, places etc that an army uses to send food and equipment to its soldiers during a war 〔战争中军队的〕补给线 the threat to supply lines 对补给线的威胁
supply line• McCann got tighter to Vieira, and Arsenal's supply line was cut.• And you've become part of the supply line now: selling on to finance your need.