| 释义 |
生殖洄游shēngzhí huíyóu某些鱼类在产卵季节,由生活的地区游到产卵的地区去,产卵后死亡或仍回到原来的地区。{breeding migration (of some fishes); some fishes migrate from their living zones to their spawning zones during the spawning season, and die or migrate back to the living zones after spawning} |