Six years have elapsed since we last held a conference on business ethics . during that time breathtaking changes have taken place 很少人能预测到一场数码革命会来得那么急速，影响会是那么深远。
2.
Six years have elapsed since we last held a conference on business ethics . during that time breathtaking changes have taken place 我们上次举办商业道德会议，已是六年前，期间社会出现了巨大的转变。
