Open-up对外开放
open side up开口向上
open-up fund开放式基金
fully open-up全面开放
Open sth up成为可能
open it up for开始
open-up strategy展开策略
financial open-up金融开放
open-up economy开放经济
It has obvious importance and necessity to open up the countryside market of Midwest of our country.
开拓我国中西部农村市场有着明显的重要性和必要性。
参考来源 - 我国中西部地区农村市场开拓问题研究The problems lead to the overcutting and the overusing of the forest,as well as destroying the forest to open up wasteland and occupying the forest land,these phenomenon are very serious in the practice.
这些问题导致实践中对森林资源进行滥砍乱伐、过度开发利用以及毁林开垦、乱占林地的不良后果。
参考来源 - 森林资源法律管理研究（研究生论文）（） →see open, open
PHRASAL VERB（动词词组） If a place, economy, or area of interest opens up, or if someone opens it up, more people can go there or become involved in it. 开放
As the market opens up, I think people are going to be able to spend more money on consumer goods.
随着市场的开放，我想人们将能够花更多的钱购置消费品。
PHRASAL VERB（动词词组） If something opens up opportunities or possibilities, or if they open up, they are created. 提供 (机会); (机会、可能性) 出现
It was also felt that the collapse of the system opened up new possibilities.
也感觉到制度的崩溃提供了新的可能。
PHRASAL VERB（动词词组） When you open up a building, you unlock and open the door so that people can get in. 开 (店门等)
Several customers were waiting when I arrived to open up the shop.
我到店里开门时，几个顾客已在等侯。
PHRASAL VERB（动词词组） If someone opens up, they start to say exactly what they think or feel. 自由自在地谈
Lorna found that people were willing to open up to her.
洛娜发现人们愿意向她敞开心扉畅谈。