1、commercial
商业的;贸易的
Docklands in its heyday was a major centre of industrial and commercial activity.
港区在其最繁荣的时期曾是主要的工商业活动中心。
Attacks were reported on police, vehicles and commercial premises.
据报道,警察、车辆和商业经营场所均遭到袭击。
(组织、活动)营利的,商业化的,偏重利润的
British Rail has indeed become more commercial over the past decade.
过去10年来,英国铁路确实变得更加商业化了。
Conservationists in Chile are concerned over the effect of commercial exploitation of forests.
对森林的商业开发所带来的影响让智利的自然资源保护者们感到忧心忡忡。
(产品)商品化的,供市场出售的
They are the leading manufacturer in both defence and commercial products.
在军工产品和民用产品的制造方面,他们都处于领先地位。
2、defence
防御;保卫;保护
The land was flat, giving no scope for defence.
这一地区非常平坦,根本没法进行防御。
By wielding a knife in defence you run the risk of having it used against you.
若是挥刀自卫,有可能会被夺去而反受其害。
国防;军事防御
Twenty eight percent of the federal budget is spent on defense.
28%的联邦预算用于国防。
the French defence minister.
法国国防部长