必需

Slide 14: Ok, this is what you have to do...

好了，这就是你必需要做的。。。

"I have to work on the slider and the changeup," Wang said.

"我也必需对我的滑球及变速球再加强。"

And although pricey, they are when sliding with less friction is desired.

尽管非常昂贵，但在低摩擦滑行时却是必需的。

They are kernmantle constructed, and although pricey, are used when sliding with less friction is desired..

它们是由编织绳构造而成的，尽管非常昂贵，但是在低摩擦滑行时却是必需的。

Based on the static calcuation, it gives the conventional conditions of the normal longitudinal slipway launching, such as the weight, gravity center and tidel level, etc.

本文通过静力学计算，给出常规纵向下水所必需满足的下水条件，如重量、重心、潮位等。

The house was ready, and the sloop which had arrived a week before lay at anchor in a small creek with her crew of six men, who had observed all the requisite formalities and were ready again to put to sea

房子已经买妥了，那艘单桅船是在一星期以前到的，现在已下锚在一条小溪里，船上的六个船员已办妥一切必需的手续，随时都可以出海。

To master the art of organizing that strives to empower grassroots people, one needs to learn to "cast down your bucket where you are." In 1976, Bob and Janet Moses, both former organizers for SNCC in Mississippi, cast down their bucket in Cambridge and looked to the Open Program of the King School as

为了要掌握组织地方人民的赋权努力的艺术，你必需要能在你住的地方放下你的水桶，在1976年，二位前SNCC组织干部鲍伯及珍尼特摩斯夫妇即在剑桥区放下他们得水桶并检视这个开放学校的教育计划。

This may, in turn, force them to write software that is better adapted to the era in which working sociably with others, inside and outside Microsoft , is a competitive necessity.

反过来，这种做法也许可以迫使他们编写一些更适合这个时代的软件。在这个时代，与他人合作（不管是在微软内部还是在微软外部），都是竞争的必需。

Full development of sexuality is essential for individual, interpersonal, and societal well being.

性的全面发展对於个人的、人与人之间的和社会的康乐是必需的。

Solubilization is required of any protein to be purified.

增溶溶解对于任何要纯化的蛋白质都是必需的。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。