1.at the expense of 以……为代价;由……支付费用
He built up the business at the expense of his health.
他以牺牲自己的健康为代价建立起这个企业。
2.dub 把……称为;配音
Today's session has been widely dubbed as a "make or break" meeting.
今天的会议被大众称为“不成则散”的会议。
3.environmental footprint 环境足迹,碳足迹
Every organization should work towards a zero environmental footprint.
每个组织都应该朝着零环境足迹的目标努力。
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