lead off
动词- Used other than figuratively or idiomatically: see lead, off. · The kitchen and the lounge lead off from the hallway.
- To be the first batter of an inning. · Jones led off the inning with a home run.· Jones is leading off an inning for the third time in the game.
- To be the first of any set, especially the first person in a group to speak; to launch or begin something by speaking.
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