308.Companies and individuals who don't have a strategy to export more, or to get more involved in foreign markets, or to play a role in global trade, are shutting themselves out of the lion's share of economic opportunity in our world.
那些没有以扩大出口、更多地融人国外市场或者在国际贸易中占有一席之地为目标而制定策略的公司和个人，正在拒绝获取全球经济机会的最大份额。

六级词汇讲解:

本句的主干是Companies and individuals are shutting themselves out of the lion's share....主语Companies and individuals后面是由who引导的定语从句，从句中又由or连接了三个并列的动词不定式。have a strategy to表示“有……策略”，thelion's share of表示“最大／最好的部分”。