n.锦鲤(观赏鱼)
Koi breeding industry started in China about 20 years ago. 锦鲤养殖业在我国的兴起是二十多年的事。
Amazingly, when placed in a lake, koi can grow to three feet long. 令人惊讶的是，当放养在湖泊里，锦鲤能长到三尺长。
