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freewheel

n.自由飞轮 vi.轻快地行动,凭惯性前进

难易程度:

freewheel为短语/超纲词汇

词形变化:

动词过去式:freewheeled 过去分词:freewheeled 现在分词:freewheeling 第三人称单数:freewheels

freewheel


v [I]
to ride a bicycle or drive a vehicle down a hill, without using power from your legs or the engine