1、open up

（使）（地方、經濟、興趣領域等）開放

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

隨著市場的放開，我認為人們將能夠增加用于消費品的支出。

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

他說他想看看阿爾巴尼亞是如何對外開放的。

（使）（機會、可能性等）出現；（使）產生

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

人們也認為這一制度的崩潰帶來了各種新的可能性。

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

希望更加直接地參股海外公司的投資者獲得了新的機會。

開…的門

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

當郵政局長和妻子到郵局開門營業時，3名持械男子正等著他們。

Open up, or I break in!

把門打開，不然我要砸門了！

2、commercial

商業的;貿易的

Docklands in its heyday was a major centre of industrial and commercial activity.

港區在其最繁榮的時期曾是主要的工商業活動中心。

Attacks were reported on police, vehicles and commercial premises.

據報道，警察、車輛和商業經營場所均遭到襲擊。

(組織、活動)營利的，商業化的，偏重利潤的

British Rail has indeed become more commercial over the past decade.

過去10年來，英國鐵路確實變得更加商業化了。

Conservationists in Chile are concerned over the effect of commercial exploitation of forests.

對森林的商業開發所帶來的影響讓智利的自然資源保護者們感到憂心忡忡。