短语词组短語Aerial Alacrity 輕敏飛行mental alacrity 精神愉悅Alacrity Environmental 名字alacrity reluctance 樂意alacrity dilatoriness 迅速遲緩Serious Alacrity 嚴肅活潑alacrity y 迅速;爽快;樂意Happy alacrity 開心活潑of alacrity 輕快的 返回 alacrity