To enter Class B airspace, such as an approach to a major metropolitan airport, an explicit ATC clearance is required.

需要持有明确的空中交通管制许可才能进入B类空域，如接近一个大都会机场。

youdao

The surface-atmosphere relationships inside metropolitan areas produce a number of climatic peculiarities.

大都市区内的表面大气之间的关系产生了一系列特殊的气候特征。

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In a recent survey, questionnaires were sent to reporters in five middle size cities around the country, plus one large metropolitan area.

在最近的一次调查中，调查问卷发给了全国五个中等城市和一个大城市的记者。

youdao

In March of two thousand five, the Metropolitan Museum in New York had a major exhibit of her work.

VOA: special.2009.08.09

and it is a little different from the Metropolitan

有点不同于大都会博物馆。

蒂姆伯顿最棒 - SpeakingMax英语口语达人

The Liberal Democratic Party suffered an embarrassing defeat in the Tokyo Metropolitan Election a few weeks ago, and it is expected to lose its half-century hold on Japanese politics in the August 30 general election.

VOA: standard.2009.07.27

The archbishop, known in the Orthodox faith as a Metropolitan, is a tall man, with a long flowing white beard and dressed in a robe of black silk.

BBC: The final battle of Yugoslavia

Manchester, Northamptonshire and Barnet were chosen simply as being representative of a metropolitan authority, a shire county and a London borough - and were areas where there had not been objections to admissions policies.

BBC: NEWS | UK | Education | School admits ?50 'admission fee'

Debra Gordon, now a self-employed medical writer in Virginia, was working for a major metropolitan newspaper as a reporter when her meltdown occurred.

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