In the laboratory Genencor has produced enough of what it calls BioIsoprene for Goodyear to build and successfully test prototype tyres made with the new material.

在实验室里，Genencor员工已经成功研制出大量被称作生物异戊二烯的产品，固特业公司用这些新材料制成了样品轮胎并且成功地测试了它们。

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This process is termed "replacement" because solutions have dissolved the original material and replaced it with an equal volume of the new substance.

这个过程被称为“置换”，因为溶液溶解了原来的物质，并用等量的新物质取而代之。

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When new or difficult material is presented, almost all listeners are faced with a challenge, because human's speech lacks the stability and permanence of the printed word.

当出现新的或困难的材料时，几乎所有的听众都面临着一个挑战，因为人类的语言缺乏印刷文字的稳定性和持久性。

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The new market was rebuilt using as much of the original material as possible, with the addition of a new perimeter wall which saw local tradesmen employed to create ornamental details.

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There will also be sets from Supercharge, Super Cannes and Tommy Scott and the Red Scare who will be playing tracks from his days in Space and the latest material with his new outfit.

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Acclaimed British blues singer Joe Cocker made his return to the albums chart with Fire It Up, his first new material in almost three years and his 23rd studio album, which ended the week at number 17.

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