unmanned aircraft
无人机
unmanned vehicle
无人车辆
unmanned spacecraft
无人驾驶飞机；无人宇宙飞船
an unmanned level crossing.
无人管理的道口。
the need for unmanned and expendable launch vehicles.
对不回收无人驾驶运载火箭的需要。
Scientists say these unmanned flights can make important and exciting discoveries.
科学家们说这次无人驾驶的太空飞行能够获得令人兴奋的重大发现。
A Royal Marine poses for photographers with the Unmanned Vehicle Robot, Testudo, at the launch of the Defence Technology Plan in London February 26, 2009.
皇家海军陆战队构成摄影师与无人机机器人，陆，在推出的国防科技计划在伦敦2009年2月26日。
Unmanned flight is the future of domestic aviation.
无人飞行是国内飞行的未来趋势。
来源: Sherlock Holmes: The Basic Deduction Method Season 2An unmanned military test glider did it in 2011.
这麽多数字，为什麽我只说两个? 难道我只是要省时间吗?
来源: Crash Course Comprehensive EditionI think it has applications for unmanned space flight.
我觉得它足以应用在无人" 驾" 驶太空飞行上。
来源: Modern Family - Season 03He is a big supporter of using unmanned aircraft.
而且他是使用无人驾驶飞机的一个强有力的支持者。
来源: CNN Listening March 2013 CollectionThe wings of the unmanned MQ-9 are 20 meters wide.
无人机MQ-9的机翼宽20米。
来源: VOA Special March 2023 CollectionIt would be the world's first unmanned sample return.
这将是世界上首次无人驾驶样本返回。
来源: CRI Online December 2020 CollectionThat includes things like ammunition, armored vehicles and unmanned aircraft systems.
这包括弹药、装甲车和无人机系统。
来源: NPR News May 2022 CollectionTwo types of unmanned aircraft are now approved for civilian use.
现在有两种无人机允许用于民用用途。
来源: NPR News July 2013 CompilationThe unmanned flight is scheduled to last four and half hours.
无人飞机的试飞将持续4个半小时。
来源: AP Listening Collection January 2015The pentagon showed off the world's largest unmanned surface vessel.
五角大楼展示世界上最大无人水面舰艇。
来源: AP Listening Collection May 2016unmanned aircraft
无人机
unmanned vehicle
无人车辆
unmanned spacecraft
无人驾驶飞机；无人宇宙飞船
an unmanned level crossing.
无人管理的道口。
the need for unmanned and expendable launch vehicles.
对不回收无人驾驶运载火箭的需要。
Scientists say these unmanned flights can make important and exciting discoveries.
科学家们说这次无人驾驶的太空飞行能够获得令人兴奋的重大发现。
A Royal Marine poses for photographers with the Unmanned Vehicle Robot, Testudo, at the launch of the Defence Technology Plan in London February 26, 2009.
皇家海军陆战队构成摄影师与无人机机器人，陆，在推出的国防科技计划在伦敦2009年2月26日。
Unmanned flight is the future of domestic aviation.
无人飞行是国内飞行的未来趋势。
来源: Sherlock Holmes: The Basic Deduction Method Season 2An unmanned military test glider did it in 2011.
这麽多数字，为什麽我只说两个? 难道我只是要省时间吗?
来源: Crash Course Comprehensive EditionI think it has applications for unmanned space flight.
我觉得它足以应用在无人" 驾" 驶太空飞行上。
来源: Modern Family - Season 03He is a big supporter of using unmanned aircraft.
而且他是使用无人驾驶飞机的一个强有力的支持者。
来源: CNN Listening March 2013 CollectionThe wings of the unmanned MQ-9 are 20 meters wide.
无人机MQ-9的机翼宽20米。
来源: VOA Special March 2023 CollectionIt would be the world's first unmanned sample return.
这将是世界上首次无人驾驶样本返回。
来源: CRI Online December 2020 CollectionThat includes things like ammunition, armored vehicles and unmanned aircraft systems.
这包括弹药、装甲车和无人机系统。
来源: NPR News May 2022 CollectionTwo types of unmanned aircraft are now approved for civilian use.
现在有两种无人机允许用于民用用途。
来源: NPR News July 2013 CompilationThe unmanned flight is scheduled to last four and half hours.
无人飞机的试飞将持续4个半小时。
来源: AP Listening Collection January 2015The pentagon showed off the world's largest unmanned surface vessel.
五角大楼展示世界上最大无人水面舰艇。
来源: AP Listening Collection May 2016探索常用高频词汇