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 a.①(用作表語)能;會:I am able to swim.我會游泳。②(用作定語)有能力的;有才干的:He is an able man.他是個有能力的人。be able to能;會:She is not able to come because of rain.因為下雨她不能來。......(本文共 125 字) [閱讀本文] >>