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 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。
• All the helicopters received certificates of airworthiness.
  所有的直升机都获得了适航的证明。
• There were two helicopters circling around.
  有两架直升机在空中盘旋。
• In a statement, Ukraine's government reported that missiles brought down the two helicopters.
  在一份声明中，乌克兰政府报告称是导弹击落了这两架直升机。
• 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。
• The mechanics work hard to keep the helicopters airworthy.
  机修工努力维持直升机的飞行性能。
• More than 20 helicopters began swooping in low over the ocean
  20多架直升机开始下降向海面俯冲。
• Rescue helicopters and nearly series, but this time the jet airship.
  和直升机营救系列差不多，只不过这回是喷气的飞艇。
• The crew members were winched to safety by helicopters.
  船员们被直升机吊到安全的地方。
• Israeli tanks and helicopters attacked his headquarters in Ramallah in December, 2001.
  2001年12月，以色列的坦克、直升机袭击了他在拉马拉的总部。