Extracting heat from very hot, dry rocks presents a more difficult problem: the rocks must be fractured to permit the circulation of water, and the water must be provided artificially.

从极热的而干燥的岩石中提取热量，暴露出了一个更加困难的问题：必须击碎岩石以保证水的循环，而水必须是人工提供的。

youdao

The lawmakers and the courts continue to permit employers to offer employee health insurance plans that cover all known human medical disabilities except those relating to pregnancy and childbirth.

立法者和法院一直允许雇主提供这样的健康保险计划，这种保险涵盖所有已知的人类医疗伤残，但与怀孕和分娩有关的残疾除外。

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Many people say the purpose of the engagement period is to permit enough time to plan the wedding.

许多人说，订婚期的目的是为了腾出足够的时间来策划婚礼。

youdao

On Friday, European Union leaders urged the government to permit all citizens the right to assemble and express themselves peacefully.

VOA: special.2009.06.20

Fate will permit no apocalypse before its time, before the necessary and painful steps that have to lead up to the Last Judgment.

命运在来之前不会允许人们去启示别人，必须要自己去经历必要而又痛苦的那几步,才能走向最终的审判。

耶鲁公开课 - 弥尔顿课程节选

Freedom does permit isolation from society and an alienation of the individual at a high cost, both to the individual and society.

自由允许人与社会隔绝,人与人疏远,但是不管是对个人还是社会,代价都是巨大的

耶鲁公开课 - 古希腊历史简介课程节选

Zoo managers say they did this to permit an investigation, but that is exceedingly hard to believe.

FORBES: Tigercide

Then in September the government passed a law to permit the formation of trade unions.

ECONOMIST: Hope in Myanmar

Yet Japan has long liberally interpreted its antiwar constitution to permit a strong homeland defense.

FORBES: Magazine Article