意思1.全部、详尽。【组词】：悉听尊便、悉数奉还
意思2.竭尽、用尽。【组词】：悉力、悉心照顾
意思3.知道、明白。【组词】：洞悉、熟悉、知悉
adv.：all, fully, entirely, altogether、v.：know, learn, inform
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