anadromous

dromous Running in a direction, used with prefixes for describing fish migratory habits, e.g. anadromous, catadromous.

游的描述鱼类迁徙的习惯，如溯河洄游产卵或降海洄游。

primitive eellike freshwater or anadromous cyclostome having round sucking mouth with a rasping tongue.

原始的似鳗的淡水或淡水中产卵的圆口纲脊椎动物，它们有长有吮吸嘴，嘴内有锉舌。