必不可少

M nda ˋm nda goods That's one reason why each restaurant is designed with a merchandise shop to tempt customers to buy such must-have souvenirs as jogging suits,$20 T shirts or baby baseball togs.

为什么每一家餐厅都设计了一间商品店，以引诱消费者买一些必不可少的纪念品，如慢跑服， 20 美元一件的 T 恤或是小孩的棒球衣，这是原因之一。

At the same time, 612 of the straight guns, Tomahawk, Shuangjian is also essential for novice players a good weapon.

同时612的直枪、战斧、双剑也是新手玩家必不可少的好兵器。

Floss : This is essential to reduce tooth decay and gum disease.

用牙线清洁牙缝：这是一种必不可少的可以减少龋齿和牙床疾病的方式。

Floss:This is essential to reduce tooth decay and gum disease.

用牙线干净牙缝：这是一种必不可少的可以减少蛀牙和牙床疾病的方法。

This week Dr Townsend, and others involved in something called the International Nitrogen Initiative, are meeting in Paris to try to organise an international assessment of what is going on.

科研人员之间的研讨也是研究过程中必不可少的一个步骤，就和BS差不多，亮出自己的观点，深层次的讨论对科学发展益处多多。

The semantic descriptive method used in this dissertation has the following characteristics: First, the traditional input-output function is replaced by trace valued function as the denotation of programs. It helps to explain the process of program execution and thus facilitate programming and debugging. It is indispensable in the formal description of interactive languages.

本文采用的语义描述形式有如下几个特点：一是用时迹函数代替传统的输入输出函数作为程序的指称，这有助于揭示程序的执行特征，对具体的编程实践尤其是程序调试具有较好的指导作用，对于交互式程序的语义刻划更是必不可少的手段。

Premises distribution system is a kind of flexible module information transmission channel in buildings and building complex.

综合布线是一种模块化的、灵活性极高的建筑物内或建筑群之间的信息传输通道，是满足单位信息化需要，实现办公自动化、楼宇自动化等智能体系一个必不可少的基础环节。

It is the transmutation process that is also necessary to ascension.

转化过程对提升而言也是必不可少的。

As in any other sport tuning your equipment, to your needs or for better performances, is essential.

如同在任何其他体育调谐你的设备，以您的需求或更好的性能，是必不可少的。

So definition of data type is very important for tuple space.

所以说，数据类型的定义在 tuple space 中是必不可少的。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。