VOA慢速英语:鲶鱼捕捞禁令的结束威胁到亚马逊的粉红海豚

bait – n. food used to catch fish or animals

calf – n. the young of various large animals

extinction – n. a situation in which a kind of animal no longer exists

basin – n. a large or small depression in the surface of land or the ocean floor

legend – n. an old story from ancient times