If she wants anything, she need only ask.

她想要什么东西，只要开一下口就行了。

《牛津词典》

She was relieved to hear that she need not look after Mary too much.

听到不必将玛丽管得太严，她松了一口气。

youdao

What Mary felt afterward was that she need not fear about Dickon.

玛丽后来觉得她不必再为狄肯担心。

youdao

For example,she noted that crops designed to resist damage by glyphosate need fewer pesticides that are more toxic to the soil.

VOA: special.2010.04.27

she doesn't need their protection because God prizes chastity above all things and would gladly send a glistering guardian to keep her honor unassailed.

她不需要他们的保护,因为上帝珍惜贞操超过一起,他会很乐意派遣一个护卫来保护小姐的荣誉不被攻击。

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she's like,"Oh, I go to school because my parents need to work,

我去学校是因为我的爸妈需要去上班，

记忆深刻的研究 - SpeakingMax英语口语达人

She also has issued instructions that when she arrives at the office she need not be greeted by queues of politicians, holding wilting bouquets.

CNN: EDUCATING SONIA

Does she need to be put in a scanner?

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Does she need to have chemotherapy?

FORBES: The Hot Spotters Sequel: Population Health Heroes