early 15c., from Middle French externe or directly from Latin externus "outside, outward" (from exterus; see exterior) + -al (1). This version won out over exterial. Related: Externally.
实用例句
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。来自柯林斯例句
2. The developing countries bear the burden of an enormous external debt.
发展中国家背负着巨额外债。来自柯林斯例句
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。来自柯林斯例句
4. Community leaders want to strengthen controls at external frontiers.
