external 美 [ɪkˈstɜ:rnl] adj.外面的，外部的;n.外部，外面;

英文释义：

connected with or located on the outside of sth/sb；

happening or coming from outside a place, an organization, your particular situation, etc.

双语例句：

external pressures on the economy

外部因素对经济的压力

Many external influences can affect your state of mind.

许多外在因素都可能影响人的心情。