1) one and half roll
一次半横滚
2) barrel roll break away
大半径横滚摆脱
4) roll
[英][rəʊl] [美][rol]
横滚
1.
The pedestal drives a cuboid antenna,which can pitch and roll to direct at target accurately,and is driven by servo control.
该分体式天线座通过伺服控制来实现天线的俯仰和横滚运动,从而准确地指向目标。
2.
This paper introduced a method to survey attitude of the small-hedgehopping remote sensing platform,including the heading,the pitch and the roll,by a small low-cost digital compass which could be made up of a magneto resistive sensor and a tilt sensor.
介绍了一种利用固态磁阻(Magneto Resistive)传感器和倾斜传感器测定3维姿态(航向、俯仰、横滚)的方法。
5) biannual
[英][baɪ'ænjuəl] [美][baɪ'ænjuəl]
一年两次的，半年一次的
6) Happening twice each year;semiannual.
一年两次的;半年一次的
补充资料：战斗半滚
又称“半fd32斗翻转”。一种特技飞行动作。飞机在垂直面内跃升，同时绕横轴仰翻成倒飞状态，到达顶点时又绕纵轴滚转180°转入平飞。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条