It is mandatory for blood banks to test all donated blood for the virus.

血库必须检查所有捐献的血是否含有这种病毒。

《牛津词典》

Although not mandatory nor provided in every package, it's a good idea to test the software you just built.

最好对您刚编译的软件进行测试，尽管这在每个包中并不是强制的，也没有提供相应的内容。

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A nice characteristic of the Ego Effect is that it works equally well whether reviews are mandatory for all code changes or used just as "spot checks," like a random drug test.

Ego Effect的一个良好特征，是不管评审者要对所有的代码变更负责，还是仅仅执行“点检查”，就像随机性的药物测试一样，都能正常地发挥作用。

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Muslim prisoners wanted an exemption from a mandatory tuberculosis test that they said violated their religion and an end to forced racial integration.

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The initiative is widely seen as a means to test the waters before mandatory standards having the force of law would be put forward.

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In the practical test, the number of mandatory manoeuvres will be cut from two to one to allow more time for the independent driving section.

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