expanding of open - up的用法和樣例：
例句
- China will further expand the scope of its opened-up areas.
中國要進(jìn)一步擴大開(kāi)放范圍。 - The countries in the Mekong River basin have deepened their opening up to each other, nurtured closer ties with the rest of Asia, and the world.
該地區的國家深化改革，對及亞洲的其他部分，甚至整個(gè)世界擴大開(kāi)放。
