busyon Basic wordsalso onCEFR Elementary (A2)? Band 1 (BND1)? 忙的,繁忙的 busiest busiest(adjective) 最忙的(busy的最高级形式) busily busily(adverb) 忙碌地,起劲地 busy busy(adjective) 忙的,繁忙的 Forms adjectiveadverb busiest busily busy