| 单词 | 溯河产卵 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔anadromous〕Both shad and salmon are anadromous fish.鲱和鲑都是溯河产卵鱼类。英汉大词典〔anadromous〕Migrating up rivers from the sea to breed in fresh water. Used of fish.溯河产卵的：从海洋向上游到河流中，并在淡水中产卵的。用于指鱼美国传统〔grilse〕A young Atlantic salmon on its first return from the sea to fresh or brackish waters.溯河产卵时期的鲑鱼：第一次从海中返回淡水或微咸的水中的幼小的大西洋鲑鱼美国传统〔steelhead〕The anadromous variety of rainbow trout, being larger and having darker spots than the freshwater variety.硬头鳟：彩虹鳟中的溯河产卵海鱼，较淡水种类体型大，斑点颜色淡美国传统 |
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