Last year, the Transportation Security Administration (TSA) found in a secret check that undercover investigators were able to sneak weapons - both fake and real - past airport security nearly every time they tried.
去年，美国运输安全管理局（TSA）在一次秘密检查中发现，卧底调查人员几乎每次都能将武器——包括假的和真的——带过机场安检。
New research on transportation biofuels is already under way.
关于交通运输用生物燃料的新研究已经在进行中。
In one series of studies, researchers instructed Chicago-area commuters using public transportation to strike up a conversation with someone near them.
在一系列研究中，研究人员指示芝加哥地区使用公共交通的通勤者与附近的人开始交谈。
Lack of transportation services
缺乏交通服务
例句取自历年考研英语真题，翻译为机器生成，仅供学习参考。