软骨鱼

Any of numerous chiefly marine carnivorous fishes of the class Chondrichthyes, which are sometimes large and voracious and have a streamlined, torpedolike body, five to seven gill openings on each side of the head, a large oil-filled liver, a cartilaginous skeleton, and tough skin covered with small toothlike scales.

鲨鱼：任一种软骨鱼纲的海生食肉鱼，有的体形巨大、贪婪并呈流线形，有鱼雷状躯体，头的侧面各有五至七个鳃孔，并生有一个大的富有油脂的肝脏，一个软骨骨架和覆盖有小齿状鳞片的坚韧表皮 A person regarded as ruthless， greedy， or dishonest。

In this paper, the requirement analysis, design and implementation of the system are introduced in detail.

此论文详细介绍了系统的需求分析，系统设计和具体实现。

In the context of economic globalization is increasingly deepening, China's economy can not be spared.

在经济全球化日益加深的背景下，中国经济不可能做到独善其身。