短语讲解：
1. With the theme of "The Future: Redefined," the ongoing two-day CEO summit of the Asia-Pacific Economic Cooperation or APEC, focuses on advancing trade and economic policy and partnerships for the future of the APEC region.
focus on集中于
例句：Many firms are focusing on increasing their markets overseas.
许多商行都专注于扩大国外市场。
2. Whether it's on security architecture, whether it's on trade, whether it's on commerce, we're going to continue to prioritize this region.
continue to继续
例句：The price of silk continued to be firm.
绸缎的价格仍旧稳定。
3. "There's no region in the world that we consider more vital th
