Many externalinfluences can affect your state of mind.
许多外在因素都可能影响人的心情。
《牛津词典》
2
In addition to the internal variability of the global climate system itself, there is the added factor of externalinfluences, such as volcanoes and solar activity.
除了全球气候系统本身的内部变化之外,还有外部影响的附加因素,如火山和太阳活动。
3
He says the study offers us insight into how externalinfluences affect fetuses.