inclined plane

名词 inclined plane:

1. a simple machine for elevating objects; consists of plane surface that makes an acute angle with the horizontal

1. A simple device, such as a lever, a pulley, or an inclined plane, that alters the magnitude or direction, or both, of an applied force; a simple machine.
   机械装置一个简单装置，如杠杆、滑轮或斜面刨，可以改变作用力的大小或方向或同时改变; 简单机械装置