名词
中文翻译：水狗
同义词：
['frog', 'toad', 'beaver例句：1. The water dog was swimming in the river.（水狗正在河里游泳。）2. The water dog swam across the lake.（水狗游过了湖。）']
例句：
-
1. The water dog was swimming in the river.
水狗正在河里游泳。
-
2. The water dog swam across the lake.
水狗游过了湖。
-
3.The water dog was a popular pet in ancient times.
水狗是古代流行的宠物。