[ lì ]

1.The interaction between objects is the external cause of acceleration and deformation. There are three elements of a force, that is, the magnitude, direction and point of action of the force.

2.Power; ability

example:人力。物力。目力。脑力。药力。理解力。说服力。战斗力。

3.Physical strength

example:大力士。四肢无力。用力推车。

4.Try one's best; try one's best

example:力争上游。维护甚力。

5.Family name.