Ryanair has not yet sought approval from aviation authorities. It credited Shanghai-based LCC Spring Airlines for the idea.

瑞安航空还没就此举获得航空管制部分的批准，但他们说总部在上海的廉价航空公司春秋航空也有类似的想法。

youdao

The two-tier system for managing air traffic was agreed to by international aviation authorities and Caribbean states, and flights have resumed.

这一两级分类航管系统得到国际民航部门及加勒比海国家的同意，目前航道已经开通，救灾航班陆续入港。

youdao

The summit brought together representatives of civil aviation authorities, ground-based and in-situ observation experts, modellers and satellite remote-sensing experts.

此次峰会汇集了民用航空权利机构的代表，地面和现场观测的专家，建模和卫星遥感专家。

youdao

Meteorologists and aviation authorities are monitoring wind direction and the ash cloud's movement from Iceland to determine where and when to shut down airspace in Europe.

VOA: standard.2010.04.15

and hence the caution on behalf of the aviation authorities."

VOA: standard.2010.04.15

Boeing-made 787s have been grounded worldwide since mid-January on the order of various aviation authorities.

FORBES: Boeing Gets Approval To Start Fixing Its Grounded 787 Fleet

International aviation authorities followed suit, and by January 17th, the worldwide fleet of had been grounded.

FORBES: Dreamliner's Bad News May Be Getting Worse, And Not Just For Boeing

The National Transportation Safety Board, the FAA, Japanese aviation authorities, and Boeing are investigating the matter.

CNN: What's wrong with the Dreamliner?