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。
But the likelihood is that people would be willing to pay if they were certain that their money was going to a good cause.
但有可能的是，如果人们确信自己的钱将用于善事，他们会愿意出钱的。
Lycopene is fat soluble and must be consumed with a certain amount of fat to be absorbed by the body.
番茄红素是脂溶性的，必须和一定量的脂肪一起食用才能被身体吸收。
While aging is inevitable, scientists are finding out that certain changes in brain function may not be.
尽管衰老是不可避免的，科学家们却发现大脑功能的某些变化或许并非不可避免。
The teacher can then give certain students more help or support so those students can succeed in school.
然后老师可以给某些学生更多的帮助或支持，这样这些学生就能在学校取得成功。
Public health groups applauded the approved tax as a step toward fixing certain lasting health issues that plague Americans.
公共卫生组织对批准的税收法案表示欢迎，认为这是在解决困扰美国人的某些长期健康问题方面迈出的一步。
We all anthropomorphize pets, looking for a certain spirit in beautiful shepherds, blue-eyed Siamese cats, and fat belly piglets.
我们都将宠物拟人化，在漂亮的牧羊犬，蓝眼睛的暹罗猫，胖肚皮的小猪身上寻找某种精神。
Spices not only dramatically improved the taste of the European diet, but also were used to manufacture perfumes and certain medicines.
香料不仅极大地改善了欧洲饮食的口味，而且还被用于制造香水和某些药物。
It means we should understand that what Ryan and so many Americans fought and died for is not a place on a map or a certain kind of people.
它意味着我们要认识到瑞恩和许多美国人并不是为了地图上的一个地点或者某一类人而战斗和牺牲的。
The results of two recent unrelated studies support the idea that dolphins may share certain cognitive abilities with humans and great apes.
最近两项不相关的研究结果支持了这样一种观点，即海豚可能与人类和类人猿具有某些相同的认知能力。
A college education will enable me to specialize in a certain field of knowledge, such as medicine or law, preparing me to become a professional.
大学教育将使我能够专注于某些领域的知识，例如医学或法律，让我成为专业人士。
You see, it turns out that certain microorganisms are chemosynthetic—they don't need sunlight because they take their energy from chemical reactions.
你看，原来某些微生物是化学合成的——它们不需要阳光，因为它们从化学反应中获取能量。
On occasions it is the fear that certain disclosures may be unacceptable to family or friends that motivates an individual to seek professional help.
有时，正是因为担心某些信息披露可能会让家人或朋友无法接受，才促使个人寻求专业帮助。
Anyone who has reached a certain age—in some cases as low as 55—is automatically entitled to a dazzling array of price reductions at nearly every level of commercial life.
任何达到一定年龄的人（在某些情况下低至55岁）几乎在商业生活的各个层面都自动享有一系列令人眼花缭乱的降价优惠。
The prohibition of using certain hardwoods for furniture and building materials goes a long way towards protecting forests and thus the flora and fauna within that habitat.
禁止使用某些硬木来做家具和建筑材料对保护森林，从而保护该栖息地内的动植物大有帮助。
Prohibition on the use of certain hardwoods for furniture and building materials goes a long way towards protecting forests and thus the flora and fauna within that habitat.
禁止使用某些硬木作为家具和建筑材料对保护森林，进而保护该生活环境内的动植物大有帮助。
Once the idea of planting diffused, Africans began to develop their own crops, such as certain varieties of rice, and they demonstrated a continued receptiveness to new imports.
一旦种植的想法传播开来，非洲人就开始培育他们自己的农作物，例如某些品种的水稻，他们对新进口的作物表现出持续的接受能力。
If you've always been a certain way or done a certain thing, but it's not working for you any more, or you're not content, Emerson says that it'd be foolish to be consistent even with our own past.
如果你总是以某种方式或做某种事情，但它不再适合你，或者你不满足，爱默生说，即使是与我们自己的过去保持一致也是愚蠢的。
He philosophized, he admitted, not because he was certain of establishing the truth, but because it gave him pleasure.
他承认自己反复推究不是因为他确定找到了真理，而是因为那给了他很多乐趣。
It seemed very certain that something was upholding and uplifting him.
似乎真的有什么东西在支撑着他，使他振作起来。
In my opinion, good friends have certain characteristics in common. They are considerate and humorous.
在我看来，优秀的朋友有一些共同的特点。他们体贴、幽默。
Young animals play in order to get really good at certain specific things they will need to do when they are adults, like chasing, pouncing, climbing.
幼兽玩耍以变得擅长于一些成年后具体需要做的事情，比如追逐、猛扑、攀爬。
A Mercedes carries a certain cachet.
奔驰汽车久负盛名。
She would break my biscuits in half to be certain I wouldn't choke.
她会把我的饼干掰成两半，以确保我不会噎着。
When you go to the exhibit, I really want you to take a close look at a certain painting.
如果你去看展览，我真的希望你能仔细看一幅画。
The thing about the scorpion badge is that it bestowed upon the car a certain specialness; this was no ordinary Fiat, but an Abarth.
这个蝎子车标的意义在于它赋予了这台车的独特之处；这不是一台普通的菲亚特，它是阿巴斯。
McKee and his team now knew for certain that they had found the wreck, but were as yet unaware that it also housed a treasure trove of beautifully preserved artefacts.
麦基和他的团队现在已经确定他们找到了沉船，但他们还没有意识到这艘船里也有一个保存完好的艺术品宝库。
It's certain that old things still have their uses, value or charm.
可以肯定的是，旧东西仍然有其用途、价值或魅力。
Have them find a certain word as many times as they can in one minute.
让他们在一分钟内尽可能多地找到某个单词。
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