1、open up

（使）（地方、经济、兴趣领域等）开放

As the market opens up, I think people are going to be able to spend more money on consumer goods.

随着市场的放开，我认为人们将能够增加用于消费品的支出。

He said he wanted to see how Albania was opening up to the world.

他说他想看看阿尔巴尼亚是如何对外开放的。

（使）（机会、可能性等）出现；（使）产生

It was also felt that the collapse of the system opened up new possibilities.

人们也认为这一制度的崩溃带来了各种新的可能性。

New opportunities are opening up for investors who want a more direct stake in overseas companies.

希望更加直接地参股海外公司的投资者获得了新的机会。

开…的门

Three armed men were waiting when the postmaster and his wife arrived to open up the shop.

当邮政局长和妻子到邮局开门营业时，3名持械男子正等着他们。

Open up, or I break in!

把门打开，不然我要砸门了！

2、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。