Random tests on normal animals are not cost recovered.

不补偿正常动物的随机检验费用。

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More recently, the plant has undergone 35 random tests under the supervision of the county environmental protection bureau and passed all of them, the statement said.

据称，最近工厂在县环保局的监督下进行并通过了35次随机检验。

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Police will conduct random breath tests.

警察会随机进行吹气酒精测试。

《柯林斯英汉双解大词典》

While 29 of the 50 U.S.states have laws that protect the rights of smokers, Weyco an insurance benefits administrator in Michigan, began imposing random smoking tests in 2005 on its own employees.

VOA: standard.2010.02.18

"We've had testing now since 1978 and random tests at training grounds and matches, " he added.

BBC: Footballer in drugs inquiry

I'm talking about new initiatives like biological passports, random tests, research into new substances and so on.

BBC: Mario Cipollini backs embattled Alberto Contador

As a result, the EU ordered member states to examine imports of ground chilli in addition to random tests on products.

BBC: NEWS | Health | Cancer alert over pasta sauces