water dog

water-dog的词性：
n.（名词）

1. A dog that takes easily to the water, especially one trained for hunting waterfowl.
水狗：善于游泳，尤指经过训练能猎水禽的狗

2. Informal A person who feels at home in or on the water.
【非正式用语】 水性好的人：在水中或水面应付自如的人

3. Often wa.ter.dog [w?“t…r-d?g”, -d?g”, w?t“…r-] See mud puppy
常作 wa.ter.dog [w?“t…r-d?g”, -d?g”, w?t“…r-] 参见 mud puppy

4. Western U.S. Any of several large salamanders.
【美国西部】 几种大型蝾螈之任一种