adj. 外面的，外部的；表面上的；外用的；外国的
n. 外部，外面；外观；外部情况；
用作形容词(adj.)
用作定语
～+ n.
The external door was wide open but the inner one was locked.
外面的门大开着,而里面的门锁着。
The external layer of skin is called the epidermis.
皮肤的外层叫表皮。
This medicine is for external use, not to swallow.
这药外用,不可口服。
用作表语
S+be+～+ prep .-phrase
The engine is external to the boat.
发动机在船舷之外。
1. External broadcasting soaks up more resources in Britain than elsewhere.
英国花费在对外广播上的财力高于其他国家。
2. The developing countries bear the burden of an enormous external debt.
发展中国家背负着巨额外债。
3. The two American negotiators are calling for substantial cuts in external subsidies.
两名美国谈判代表正在呼吁大量削减外部援助。
4. Community leaders want to strengthen controls at external frontiers.
社区领导想要加强对小区外围的管理。
5. the external walls of the building
建筑物的外墙
6. The accounts have to be audited by a firm of external auditors.
这些账目必须由一家外聘审计员的公司来稽查.