疯狂小发明教学内容课时活动名称活动目标1雨刮器摸索平行的运动 ，学习搭建复合的杠杆系统 2直升飞机(A Helicopter) 研究垂直升降， 简单理解力是怎样从水平转向垂直的。
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in a helicopter 乘直升机
fly a helicopter 坐直升飞机 ; 驾驶直升机
Like a helicopter overhead 如同在头顶经过的飞机 ; 如同在头顶盘旋的飞机 ; 像盘旋在头顶的飞机
a helicopter pilot 直升飞机驾驶员
a helicopter landing platform 直升机升降平台
a helicopter in hover 盘旋中的直升机
take a helicopter ride 乘直升机兜风
be a helicopter pilot 做一名直升飞机飞行员
a helicopter rotor 直升机旋翼
What about flying the equipment over in a helicopter?
用直升飞机把设备运过来怎么样？
For example, one of his notebooks has drawings of a helicopter.
例如，他的一个笔记本上画着一架直升机。
Of course, he couldn't build a helicopter with the things he had.
当然，他不能用他现有的东西造一架直升机。
Within minutes, a helicopter lifted him from the spacecraft and carried him to a waiting ship.
VOA: special.2009.06.17
This powered parachute costs just $35 an hour to fly, compared to hundreds of dollars for a helicopter.
VOA: standard.2010.01.01
Terrorist suspect Saleh Ali Saleh Nabhan was killed in a helicopter assault Monday, according to Somali eyewitnesses.
VOA: standard.2009.09.15
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