Discuss areas of significant risk.

讨论重大风险领域。

Is there a significant risk of international spread?

是否具有国际传播的重大风险？

What happens when research detects a significant risk?

当研究发现一个重大风险时怎么办？

There's significant risk from a rainbow table attack.

Rainbow表攻击是严重的风险。

There is, however, one significant risk factor for bullying.

然而，恃强凌弱的行为有一个非常重大的风险因素。