smoltsCOCA⁷⁵⁵⁵⁶BNC¹⁴⁴⁶⁶⁴⁺³ 基本例句 n.三龄大的小鲑鱼原型smolt的三单 Many migrating Fraser sockeye both outbound as young smolts and inbound as mature fish pass some two-dozen salmon farms in the Broughton Archipelago. 许多洄游到 Fraser河的红鲑，包括降河洄游的幼鱼和溯河洄游的成鱼，都会经过位于布劳顿群岛的约24个鲑鱼养殖场。 ecocn