aviation security authority
航空保安机构
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Yemen's aviation authority says it is tightening security at all of its airports.
也门航空管理局说，它加强了所有机场的安全防范。
youdao
China's civil aviation authority yesterday raised security levels at airports.
昨日起中国民航提升机场安全级别。
Egypt stepped up security for all flights out of the country, said Sameh Hefny, head of the country's Aviation Authority.
CNN: U.S. anticipates al Qaeda 'threats of retaliation'
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