必需

TCP/IP is a essential communication protocol in internet communication at present.

TCP/IP是目前互联网通信中所必需的通信协议。

All students are required to participate in the afternoon program, which includes interscholastic sports, outdoor education, climbing, equestrian training, skiing and theater.

所有的学生都必需参与下午的活动，包括校内运动，课外学习，爬山、马术、滑雪和戏剧。

And to sustainable, long-term economic growth, and because they are intrinsically valuable

系统对人类身体健康，稳定长期的经济增长是必需的。

What is now as the Sahara was a fertile land, a city that was builded in the edge of the land, a city of those that worshipped the sun - for the use of its rays were used for supplying from the elements that which is required in the present to be grown through a season; or the abilities to use both those of introgression and retrogression - and mostly retrograded, as we are in the present.

就象现在知道的撒哈拉沙漠，是肥沃的陆地，在陆地的边缘建造了一个城市，一个崇拜太阳的城市-因为利用太阳的光线获取现在长满一季的必需的营养供给；或利用优化和退化的这两方面的能力-而大部分是退化的，至少目前是这样的。

Since the message is long distance, non-interactive and of short exposure, eyeballs need to be captured rapidly to achieve recognition, relevance and impression. As a result, creative expression focuses on the intrusiveness of colors, sound, motion and structure. It is hoped that messages can stand out of dozens, hundreds, and thousands of outdoor media messages that consumers are exposed to on a daily basis.

由于是远距离的，非互动的，曝光时间短暂的；必需很快抓住消费者的眼球，达成认知、相关、印象的效果；因此，在创意表现上，着重于色彩、声音、动作、结构的侵略性；力求在消费者一天经过的数十、数百、上千个户外媒体中，得到消费者鹤立鸡群般的注意力。

Since the message is long distance, non-interactive and of short exposure, eyeballs need to be captured rapidly to achieve recognition, relevance and impression. As a result, creative expression_r focuses on the intrusiveness of colors, sound, motion and structure. It is hoped that messages can stand out of dozens, hundreds, and thousands of outdoor media messages that consumers are exposed to on a daily basis.

由于是远距离的，非互动的，曝光时间短暂的；必需很快抓住消费者的眼球，达成认知、相关、印象的效果；因此，在创意表现上，着重于色彩、声音、动作、结构的侵略性；力求在消费者一天经过的数十、数百、上千个户外媒体中，得到消费者鹤立鸡群般的注意力。

For the human understanding, however, which thinks only, and does not intuit, that act is necessary.

续上 要杂多的综合这种特殊活动，然而对那只思维而不直观的人类知性来说，这种活动是必需的。

The inventiveness once necessary for survival may also be a part of the national dream.

曾经为生存所必需的那种发明创造能力，可以说依然是美国理想的组成部分。

We need to widen, at base, and invisibly, the inevitable necessity of teaching students the need for self-discovery.

我们需要无声无息地，在根本上拓宽教育不可避免的必需，教学生自我发现的需要。

It contains all the information necessary to access or invoke the module.

它包括所有必需的信息去访问或者调用模块。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。