But dream is a part indispensability in the real-life .

但梦又是生活中不可缺少的一部分.

Prove your indispensability to customers .

向客户证明您的产品不可缺少.

Data mining technology is an indispensability tool for e-commerce system , the combination has a long-term future .

数据挖掘技术是电子商务系统不可缺少的重要工具，两者的结合具有长远的发展前途。

For this reason network examination system is an important link of the electronical teaching indispensability .

因此网络考试系统是电子化教学不可缺少的一个重要环节。

Their ally syria , basking in recent western courtship and sensing that the world has recognised its wisdom in supporting " resistance " movements and its indispensability to any regional progress , got a recent shock when mr obama ordered a renewal of american sanctions against it .

他们的同盟叙利亚正沉浸在西方的追求，感受到世界对其支持抵抗运动的智慧的认同，和它对于地区进步的不可或缺的认可的同时对奥巴马对它制定的新的制裁感到震惊。