anadromous

中文含义： 上游回游的、逆行的

英语词性： adjective

美式发音： əˈnæd.rə.məs

同义词： migratory, moving upstream, counter-current

易混淆单词： catadromous (指下游回游的)

双语例句：

• Salmon is an anadromous fish species that migrates from the sea up to rivers to spawn.
• Sturgeon is another anadromous fish that is known for its caviar.
• The anadromous behavior of some fish species makes them vulnerable to dams and other human-made structures that block their upstream migration.
• Sea lampreys are an anadromous species that spawn in fresh water but spend most of their adult life in the marine environment.