refuel
过去式:refueled, refuelled
过去分词:refueled, refuelled
现在进行时:refueling, refuelling
词形变化:
动词过去式: refueled/refuelled | 动词过去分词: refueled/refuelled | 动词现在分词: refueling/refuelling | 动词第三人称单数: refuels/refuels |