external motivation的用法和樣例：
例句
- Since extrinsic motivation is a much weaker effect, the net result is that you've actually reduced their desire to do a good job.
由於外在動機相較之下效用相當的弱，最終的結果就是你完全地降低他們對於做好一件工作的意念。 - Finally, the OIC had no significant moderating effects on the relationship between the employees' extrinsic motivation and their innovative behaviors.
此外，員工知覺的組織創新氣候不會對外在動機與創新行為之關係產生干擾效果。
