To land a chopper safely in the dirt requires sophisticated laser scanners to detect obstacles hidden by dust thrown up by the downdraught of the rotors .
为了使直升机在尘土中安全地着陆需要复杂的激光扫描仪去探测被旋翼的倒灌气流扬起的灰尘所隐藏的障碍物。
Despite the risk from old-fashioned ground fire , particularly in narrow valleys , a ride in a chopper is still better than land travel on ambush-ridden or non-existent roads .
This high-tech helicopter project , intended to replace the president 's aging chopper fleet , was running more than 50 % over budget by the time barack obama took office .
Christina calls oren ; she 's found that the general is still alive ; a company medical chopper took him back to los angeles .
克里斯蒂娜给欧伦打电话,她发现“将军”仍然在生;一架“公司”的医疗直升机将他送回了洛城。
So take wiltshire 's helicopter ride -- most of us would be distracted by things like the noise of the chopper , or by thoughts such as " why are these buildings spaced like that ? "
The gun battle raged for more than 12 hours the first day , 10 hours the second , with soldiers nearly going " black , " or out of ammunition , before a resupply chopper bailed them out .
The soldiers who spilled out of the chopper were wearing greek army uniforms .
从直升机四散而出的士兵都穿着希腊军服。
The positive , which I should emphasise in hopes of inflating the value of my family 's paintings and saving them from the chopper , is the thrill you get from some art .