Noun:

1. a bank so steep that the plane's lateral axis approaches the vertical

vertical mos垂直型金属氧化物半导体verticaladj.垂直的；纵向的；顶点的n.垂直物；垂直的位置vertical swivel method竖转法vertical-axis vortex漩涡vertical electromagnet上升电磁铁vertical anisometropia垂直(子午线)性屈光参差vertical serach engine垂直搜索vertical tabulator key垂向制表键vertical drift chamber竖向运动室vertical line of sight垂直瞄准线vertical axis rotation垂直轴旋转vertical bearing force竖向承载力