/slæk ||; slæk/adj1 loose; not tightly stretched 松弛的: Leave the rope slack. 让绳子放松着。
2 (used about a period of business) not busy; not having many customers (指某段时期的业务)萧条的,清淡的: Trade is very slack here in winter. 这里冬天生意很清淡。
3 not carefully or properly done 疏忽的;处理失当的: Slack security made terrorist attacks possible. 警恒松懈使恐怖分子有机可乘,发动袭击。
4 (used about a person) not doing your work carefully or properly (指人)玩忽职守的,粗心的,马虎的: You've been rather slack about your homework lately. 最近你的家庭作业做得很马虎。