It's very necessary to use public chopsticks more.

多使用公筷是很有必要的。

youdao

But sometimes it is necessary to use them.

但有时有必要使用它。

youdao

Note that it is necessary to use a helper multiply function.

注意我们很有必要使用一个辅助乘法函数。

youdao

During the trial, he argued that he had the right to use whatever means necessary to protect himself and his family.

VOA: special.2009.11.01

It is necessary, he says, for the prince to know well how to use the beast and the man, he writes.

他说，君主有必要清楚的知道,怎样去利用禽兽和人类。

耶鲁公开课 - 政治哲学导论课程节选

It said the government could use force, if necessary,to keep states in the Union.

VOA: special.2009.07.16

Had he broken a leg, it would have been necessary to use a satellite radio to call the medevac helicopter.

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For this purpose, it is not necessary to use some exotic trust structure or obscure jurisdiction, but a well-drafted irrevocable grantor trust should usually suffice.

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But if the tenant wants to bring a dog, you have a right to ask for a letter from a therapist or doctor that explains why the animal is necessary to use and enjoy the unit.

WSJ: Should 'Support Dogs' Be Allowed in No-Pets Buildings?--WSJ House Talk