British law says that every new drug must be tested on at least two different kinks of animals, such as mice or dogs.

英国的律师说，每一种新药必须被测试在至少两个不同品种的动物，如老鼠或狗。

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We have several kinks, all made of different materials.

我们有好几种，原料都是不同的。

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We have several kinks, all made of different materials.

我们有好几种，原料都是不同的。

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