柯林斯词典otter /ˈɒtə/ (otters) 1. N-COUNT An otter is a small animal with brown fur, short legs, and a long tail. Otters swim well and eat fish. 水獭 返回 otter剑桥词典a mammal with four legs and short brown fur that swims well and eats fish 水獭 返回 otter