如果金鱼生长较慢，其尾部的伸展也会较为迟缓，能形成唯美的心形。

If the goldfish grows slowly tail will also stretch more slowly and comes into a heart shape.

youdao

如果金鱼生长较慢，其尾部的伸展也会较为迟缓，能形成唯美的心形。

If the goldfish grows slowly tail will also stretch more slowly and comes into a heart shape.

youdao