Lions have been called the Kings of the animal world.

　　獅子被稱為國(guó)王的動(dòng)物世界。

　　The animal world demonstrates a vivid image to reflect that.

　　動(dòng)物世界就是一個(gè)很好的佐證。

　　In the animal world, similar diseases occur in mink, mule deer, and elk.

　　在動(dòng)物世界，類似的疾病在水貂、騾鹿和麋鹿中也發(fā)生過(guò)。

　　Tigers are regarded as among the most fearsome, instinctual hunters in the animal world.

　　在動(dòng)物世界里，老虎被認(rèn)為是最可怕的，本能的獵手之一。