Today, many synthetic products have replaced natural ones.

今天，许多合成产品已经取代了天然的。

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Many synthetic drugs are identical to those obtained from plants, animals, and minerals.

许多合成药物与从植物、动物、矿物中获得的药物相同。

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Among its many synthetic methods, the means by toluene oxidation has gained superiority and potential for development.

在苯酚的众多合成方法中，甲苯氧化法显示出优势和潜力。

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These are all things that the Bawendi group is working on. What they are real experts in is synthesizing many different kinds of these dots, and they have a synthetic scheme that's used by research groups around the world.

这些是Bawendi组正,在做的工作，他们擅长的是,合成各种量子点，他们的,方法已经被世界各地的,实验组采用，他们组还和。

麻省理工公开课 - 化学原理课程节选

It is still used in perfumes, although many perfume makers now use a synthetic version.

BBC: Rare whale vomit found on Morecambe beach

More to the point, according to Professor Bruce Ames, an eminent biochemist at UC-Berkeley, our foods contain 10, 000 times more natural, endogenous pesticides the result of plants evolving with their own natural defenses against fungi and predators than synthetic ones, but many of the latter are actually less harmful.

FORBES: Cleaning Up The EWG's Dirty Dozen

What scares many people about the emerging field of synthetic biology is the lack of official safeguards.

FORBES: Should Synthetic Biology Be Policed?