Fluency in French is required for this job.

这个工作要求法语熟练自如。

《牛津词典》

The written consent of a parent is required.

要求有家长的书面同意。

《牛津词典》

Around 180,000 metric tons of food aid is required.

大约需要十八万公吨的食品援助。

《柯林斯英汉双解大词典》

Also,the research showed that traders with the most exposure generally made the most money in wild markets when quick action is required.

VOA: special.2009.02.25

The reason why literacy is required of everyone is because we don't live to 200.

为何每个人都需要文化素养？,因为我们活不到200岁,我们出于对外界的好奇。

麻省理工公开课 - 媒体、教育、市场课程节选

I think that if a classroom devolves to the point where physical force is required to gain control,

我认为，如果一个课堂秩序十分混乱，以至于要用武力来维持秩序，

反对体罚 - SpeakingMax英语口语达人

For plant closings, notice is required if 50 or more workers lose their jobs in one location.

FORBES: Layoffs And Lawsuits

She's worried about having to teach coworkers a whole new system again next year if paper is required.

NPR: Local Election Officials Oppose Paper Ballots

This includes supplying meals and refreshments, along with accommodation if an overnight stay is required.

BBC: Iceland volcano: Air passenger rights