龙鱼是一种大型热带观赏鱼,它那圆大的鳞片受光线照射后发出粉红色的光辉,再加上其嘴上的两条胡须,使人们将它与中华传说中的龙联系起来,故称其为“龙鱼”。由于龙鱼价格差距相当大,所以在选购时应倍加小心。为此,笔者提供自己选购龙鱼的经验和方法,供喜欢龙鱼的朋友参考。选购方法 Arowana is a large tropical ornamental fish, its large scales by the light emitted by the pink glow, coupled with two beaks on his mouth, so that people will be linked with the legendary dragon, so Call it “Arowana.” As arowana price gap is quite large, so should be careful when choosing. To this end, I provide their own experience and methods of purchasing Arowana, Arowana friends like for reference. How to buy