Electric cars may one day supplant petrol-driven ones.电动汽车有朝一日可能会取代燃油汽车。They fear that dirigisme will supplant university autonomy.他们担心统制会取代大学的自主。Adams, an excellent new pitcher, may supplant Hayes as starting pitcher by the end of the year.出色的新投手亚当斯可能到年底就会取代海斯而成为先发投手。