necessity中等

the necessity to preserve green spaces.

保护绿地的必要性

The necessity to stop developers from evading taxes.

阻止开发商逃税的必要性。

the necessity to lower the costs of fake grass.

降低假草坪成本的必要性。

reassess the necessity of college education.

重新评估大学教育的必要性

necessity

必要性

highlight the necessity of upgrading major U.S. airports.

突出升级美国大型机场的必要性。

Orin Kerr, a law professor, compares the explosion and accessibility of digital information in the 21st century with the establishment of automobile use as a virtual necessity of life in the 20th: The justices had to specify novel rules for the new personal domain of the passenger car then; they must sort out how the Fourth Amendment applies to digital information now.

法学教授奥林·科尔将21世纪数字信息的爆炸式增长和易获取性，与20世纪汽车成为几乎必不可少的生活必需品相提并论：当年大法官们必须为乘用车这一新的私人领域制定新规则；如今他们必须理清第四修正案如何适用于数字信息。

necessities

必需品

Of necessity, colonial America was a projection of Europe.

殖民时期的美洲必然是欧洲的投影。