单词	trunk of a tree
释义	trunk of a tree 株
随便看	period protection period range period ratio period reaction period-reactivity conversion factor period-redius relation period refractory period region period regulation period regulator period relation period reorder system period resolution period resonance Period Responsibility of Cortainer Carrier period retardation period revolution period-revolution period run periods period safety period section steel period service period shut-down period simple harmonic motion 分2 分3 分4 分三别两分丝析缕分久必合，合久必分分内之事分别部居分别门户分劳赴功歩びき歩み歩みよる歩み寄る歩む歩キスマホ歩キヅメ歩キマワル歩キ回ル歩キ詰メ