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單字 cycle
音標與例句
    音標 [ ˈsaɪkəl ]
    Do a full door close/door open cycle.
    做一次關門/開門的完整循環。
    An air-cycle machine first compresses the air and then expands it.
字義 n.[C]週期、循環,整個過程; vi.循環; vt.使循環
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