gravity acceleration的用法和样例：
例句
- The force with which a body is attracted to Earth or another celestial body,equal to the product of the object's mass and the acceleration of gravity.
重力地球和其它天体对某物体的作用力，它等于物体的质量与重力加速度的乘积。
词汇搭配
- acceleration of gravity [物]重力加速度...
