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动睡眠（等
paradoxical sleep）
动睡眠（等paradoxical sleep）
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level-funding, levelheaded, level-headed, leveling, leveller, leveller-cultivator-harrow, levelling, levelly, levelman, level-meter,
相似单词
relvene, rely, rely on, relying, REM, REM sleep, remachine, remachining, remade, remagnetization,