ru.gan.(名词)【复数】 ru.gae[-gô., -go.] 【生物学】 A fold, crease, or wrinkle, as in the lining of the stomach. Often used in the plural.皱,皱褶:如胃的内层的皱、折缝或皱纹,通常用作复数来源:Latin rôga 拉丁语 rôga 【引伸】ru.gate.