They are important for plants and animals that live in different parts of the world.
它们对生活在世界各地的植物和动物很重要。
The region is too dry for plants to grow.
这地区干燥得草木不生。
阳光对植物有益。
Nitrogen is an essential food for plants.
氮是植物一种必不可少的养分。
Spring is the optimum growth season for plants.
春天是最适合植物生长的季节。
For plants to grow they must have both sun and water.
植物生长，水和阳光两者缺一不可。
Low temperature is one of important factors for plants.
低温是严重影响植物生存的因素之一。
It's hard for plants that lack trace elements to grow well.
缺乏微量元素的植物是不容易长好的。
Air is necessary for people, it is necessary for plants as well.
空气对人来说是必不可少的，对植物来说也一样。
The sun heats the earth, which makes it possible for plants to grow.
太阳给予大地热，这就使植物的生长成为可能。
The sun warms the earth, which makes it possible for plants to grow.
太阳使地球温暖，从而使植物得以生长。
Water storage 5 assures an amount of water necessary for plants to grow.
贮水部(5)的贮水量可确保植物生长发育所必需的水量。
The oak forest resumes completely in the third stage, indicating a better environment for plants.
栎树林在第三组合带得到全面恢复，反映植物生境转好；
Programmed cell death (PCD) is a crucial process for plants during development and environmental stress.
细胞程序性死亡是植物发育和响应环境胁迫过程中的重要过程。
有些植物为了下雨而开放。
You will find that most shade-loving plants, as the verbenas, do not close for rain.
你会发现大多数喜阴的植物，如马鞭草，不会因为下雨而闭合。
I can't imagine plants in the shade for most of day without sunshine.
我无法想象植物大部分时间在荫凉下没有日照。
Little by little, there appeared green fields for people to grow plants.
渐渐地，出现了绿色的田野供人们种植植物。
Most plants which we call "weather prophets" shut up for rain.
大多数被我们称为“天气预言家”的植物因下雨而停止生长。
The fine was for the company's pollution of the air near its plants.
公司被罚款是因为它的工厂污染了周围的空气。
LED lights can give enough lights for the plants.
LED灯可以提供足够的光照给植物。
The natural rubber has been gathered from the sap of plants for centuries.
天然橡胶是几个世纪以来从植物汁液中收集来的。
The main plants that are used for biofuel production now are sugar cane, corn.
现在用于生物燃料生产的主要植物是甘蔗和玉米。
Plants produce air for humans to breathe and food to eat.
植物产生供人类呼吸的空气和食用的食物。
Many small plants in that country closed down for lack of fuel.
由于燃料不足，那个国家的很多小厂都关闭了。
For example, farmers have to use a lot of chemicals to grow cotton plants.
例如，农民必须使用很多化学药品来种植棉花。
While they may be pretty, lilies are one of the most poisonous plants for cats.
麝香百合尽管看上去美丽，但对于猫咪来说却是最致命植物种类之一。
What sort of plants are good for cubicle-decorating?
可我不坐在窗边，用什么植物装饰合适呢？
Fish rely on those plants for food... and humans eat fish.
鱼吃这些植物，而人类吃鱼。
How did we pay for all the plants?
我们怎么会有买这些植物的钱呢？
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