吃透英语课本，提升在校竞争力
adv. 笔直地
adj. 直立的；竖直的；正直的；诚实的
复数：uprights
Your seat should be in the upright position when the plane is landing.
飞机降落时应调直座椅靠背。
He was a good honest upright man.
他是位诚实、正直的好人。
Katie was still awake, sitting bolt upright staring at the television.
凯蒂还醒着，坐得笔直，眼睛盯着电视。
You imagine being on a bicycle or motorbike; you go around the corner, you lean into the corner, which remains perfectly upright in physics.
想象一下骑着自行车和摩托车走在拐弯处时，你朝着拐角处倾斜，这在物理上仍然保持了完全笔直。
upright post
立柱
an upright man
正直的人
upright position
正浮位置；直坐式
adj.正直的，诚实的；垂直的，直立的；笔直的；合乎正道的
honest
vertical
straight
standing
square
n.垂直；竖立
verticalness
perpendicularity
