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1·Within a vertical distance of just a few tens of meters, trees disappear as a life-form and are replaced by low shrubs, herbs, and grasses.

就在几十米的垂直距离内，树木这种生命形式消失了，取而代之的是低矮的灌木、草本植物和小草。

2·In her body a new life was taking form.

一个新的生命在她的体内逐渐形成。《牛津词典》

3·You may wonder if light is also needed for life to form.

你可能想知道光是否也是生命形成所必需的条件。

4·But now they are beginning to locate places where life could form.

但现在他们开始寻找可能形成生命的地方。

5·Water and heat from volcanic activity are two basic conditions needed for life to form.

火山活动所散发的热量和水是形成生命的两个基本条件。

6·Some services, however, remind us that life will eventually return, in some form, to normal.

然而，某些公共服务系统提醒我们，生活最终将会以某种形式回归正常。

7·However, the emergence of a church form suited to life in the Southwest was rooted in something more fundamental than material and technique.

然而，适合西南地区生活的教会形式的出现植根于比物质和技术更基本的东西。

8·How sorry I am to be his neighbor! The cactus never got angry and even tried to advise the rose, saying, God did not create any form of life without a purpose.

做他的邻居我是多么遗憾啊！仙人掌从不生气，甚至试图劝告玫瑰说：“上帝创造任何形式的生命都是有目的的。”

9·Because each period of life brings its own form of joy and challenge.

因为生命的每个阶段都有它自己的欢乐和挑战。

10·We need to foster an awareness of film sound as well as film space so as to truly appreciate an art form that sprang to life during the twentieth century — the modern film.

我们需要培养对电影声音和电影空间的认识，以便能真正欣赏一种在二十世纪蓬勃发展起来的艺术形式——现代电影。

生物

1·Immune algorithm is a completely new method band together with the principle of life-form evolution, optimization technique and computer technique.

免疫算法是一种生物进化原理、最优化技术和计算机技术相结合的全新算法。