Scientists claim to have identified chemicals produced by certain plants which have powerful cancer-fighting properties.
科学家们声称已经发现某些植物产生的化学物质有强大的抗癌功能。
Although most plants cannot survive in these soils, certain plants have the ability to tolerate high levels of these minerals.
虽然大多数植物不能在这种土壤中生存，但某些植物有能力忍受高浓度的这类矿物质。
Certain plants have medicinal properties.
有些植物具有药效效用。
Certain plants play an additional role in weathering.
某些植物起了风化作用的辅助作用。
It was made from the hairlike parts of certain plants.
它由某些植物的毛一般部分被做了。
The flexible twining or climbing stem of certain plants such as the hop woodbine or bindweed.
蔓，藤某些蔓生或缠绕植物的茎，如啤酒花、紫茎忍冬或旋花。
The flexible twining or climbing stem of certain plants, such as the hop, woodbine, or bindweed.
蔓，藤：某些蔓生或缠绕植物的茎，如啤酒花、紫茎忍冬或旋花。
The flexible twining or climbing stem of certain plants, such as the hop, woodbine , or bindweed.
细长柔韧的枝或嫩条（尤指柳或一些藤茎植物）， 用于枝编工艺。
Primitive men probably noticed that animal, ate certain plants only when ill, and then became well.
原始人很可能注意到了动物只有在生病时才吃某些特定的植物，然后病就好了。
Certain plants, including mistletoe and dodder, parasitize other plants to obtain water and nutrients.
某些植物，像槲寄生、菟丝子寄生于另一些植物来获取水和养分。
Cirumnutation the spontaneous spiral growth of the shoot tips of certain plants, particularly climbers.
回旋转头运动：某些植物特别是一些攀援植物的茎尖自发的旋转生长。
The dried exudate of certain plants, as that of the Mediterranean ash tree, formerly used as a laxative.
木蜜一些植物分泌的液体的干燥凝结物，如地中海白腊树，这一凝结物以前用作。
As far back as recorded history goes, humans have known that certain plants and extracts have medicinal value.
早在有文字记载之前，人们就知道某些特定的草药配合添加物可以有药用的价值。
Some methods are more suitable for certain plants than others, depending on the plant's chemical make-up.
一些方法对于某些特定的植物更有效，具体的选择取决于植物的化学结构。
Certain plants emit chemicals to the air. The chemicals are then brought down by the rain and enter our groundwater.
甚至有些工厂释放出的化学成分进入气氛，然后随雨水降下进入水道，而且进入了咱们的地下水。
These heaps can be distinguished at a long distance by the bright green colour of certain plants, which invariably grow on them.
从很远的地方都能分清这些成堆的贝壳，因为一些亮绿色的植物总是长在上面。
A bacterial or fungal disease of certain plants, such as the cabbage and potato, that causes the stems to turn black at the soil line.
黑胫病某些植物，如卷心菜和土豆的一种细菌或真菌疾病，引起茎干在与土接壤处变黑。
A bacterial or fungal disease of certain plants, such as the cabbage and potato, that causes the stems to turn black at the soil line.
某些植物，如卷心菜和土豆的一种细菌或真菌疾病，引起茎干在与土接壤处变黑。
Explain to the child that certain food items such as chocolate and grapes can be poisonous to pets, as well as certain plants and household cleaning products.
向孩子解释，某些食物对于宠物来说是有毒的，比如巧克力和葡萄，还有某些植物，以及家庭清洁油品。
Their lifestyle is semi-nomadic, and the movements are somewhat seasonal, having to do with the migration of some prey animals, and the gathering of certain plants and fruits.
他们的生活方式类似于半游牧，而且甚至还跟猎物迁徙和特定果实的成熟季节有关。
Plants are grouped into botanical "families" that have certain characteristics in common.
具有某些共同特点的植物被归为植物学的科。
Certain plant species won't flower if they sense too much light and some plants will only flower if they sense a specific amount of light.
某些植物种类如果感觉到了太多光就不开花，而有些只有感觉到了一定程度的光才会开花。
This technique allows researchers to create solutions that selectively omit certain nutrients and then observe the resulting effects on the plants.
这项技术使研究人员能够创造出选择性忽略某些营养成分的溶液，然后观察其对植物的影响。
While mineral deficiencies can limit the growth of plants, an overabundance of certain minerals can be toxic and can also limit growth.
虽然缺乏矿物质会限制植物的生长，但某些过量的矿物质会使植物中毒，同样会限制植物的生长。
Some warming is certain, but the degree will be determined by cycles involving melting ice, the oceans, water vapour, clouds and changes to vegetation and plants.
一定程度的气候变暖是确定无疑的，但其程度将由冰的融化、海洋、水蒸气、云和植物的变化等循环过程所决定。
Only after scientists are certain that they're disease free, will the plants be sent to farmers in West Africa or wherever else they are needed.
只有在科学家确定这些植物没有病害后，这些植物才会被送往西非或其他需要它们的地方。
These plants have rounded clusters of white flowers, as the guelder rose and certain species of the arrowwood.
这些植物，开有圆形的白色花簇，如欧洲荚莲和齿叶荚莲的某几个品种。
While more research is needed, Wolverton says the study has shown that common indoor landscaping plants can remove certain pollutants from the indoor environment.
虽然还需要进一步的研究，但是沃尔弗顿说：这项研究已经表明，普通室内观赏植物能够清除室内环境中的某些污染物。
While more research is needed, Wolverton says the study has shown that common indoor landscaping plants can remove certain pollutants from the indoor environment.
虽然还需要进一步的研究，但是沃尔弗顿说：这项研究已经表明，普通室内观赏植物能够清除室内环境中的某些污染物。
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