He said a foreign language was necessary for a person to have a better future.

他说为了有一个更好的未来，学习一门外语对人们来说是有必要的。

youdao

Good works are necessary for a person to be saved.

人若想得救，必须行善事。

youdao

In some fields, such as music and art, it is necessary for a person to have some natural ability.

在某些领域中，如音乐与艺术，必须要本身具有天赋。

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Consider the attributes necessary for a person in crisis.

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It confuses (a) the fact that is physically necessary for a person to remain alive in order for him to continue to have values with (b) themoral priority of his own life over the other things he (or others) might value.

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But it isn't yet efficient at jumping from person to person, a necessary ingredient for triggering a pandemic.

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