helicopters

英 [ˈhɛlɪkɒptəz]

美 [ˈhɛlɪˌkɑptərz]

n.  直升机
helicopter的第三人称单数和复数

柯林斯词典

• 直升机
  Ahelicopteris an aircraft with long blades on top that go round very fast. It is able to stay still in the air and to move straight upwards or downwards.

双语例句

• Helicopters have been upgraded and modernized
  直升机已经更新换代，装配了现代化设备。
• Work parties were withdrawn, and two groups of observers landed in helicopters.
  工作队撤下了，两个观察小组登上了直升飞机。
• The kinematics of helicopters in loop and roll maneuvers is analysed in this paper.
  本文对筋斗和横滚机动飞行的运动学问题进行了分析。
• All the helicopters received certificates of airworthiness.
  所有的直升机都获得了适航的证明。
• Helicopters rescued nearly 20 people from the roof of the burning building
  直升机从失火大楼的楼顶救出了将近20人。
• Helicopters helped fire crews get a jump on the blaze
  直升机帮助消防队员控制住了火势。
• The mechanics work hard to keep the helicopters airworthy.
  机修工努力维持直升机的飞行性能。
• Including jets, prop planes and helicopters.
  包括喷气式飞机、螺旋桨飞机和直升机。
• These included some sophisticated weaponry, including Harpoon anti-ship missiles and Black Hawk helicopters.
  其中包括一些尖端武器，例如“鱼叉”反舰导弹和“黑鹰”直升机。
• Helicopters with searchlights swept the park which was sealed off
  直升飞机的探照灯来回扫射这个被封锁的公园。