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lead off:begin;start 开始;领先
再如:
The town band led off by playing the National Anthem.
市府乐队首先奏国歌。
WO IS TO LEAD OFF THE DISCUSSION??LEAD OFF MEANS BEGIN OR START.FOR INSTANCE,THE TOWN BAND LED OFF BY PLAYING THE NATIONAL ANTHEM.WE SHOULD DESIGN THE SOFTWARE'S FRAMEWORK AND LEAD OFF THE NEW PROGRESS ON IT.BINGO.