短語詞組短語overflow periodically 周期性泛濫collect periodically 定期收集visit periodically 周期性地逗畱mend periodically 周期性地康複renew periodically 堦段性地恢複periodically deforming 周期性變形periodically excited 周期激勵periodically attenuating 周期性細(xì)化 返回 periodically