1、take steps采取措施
Sony officials say they have now taken steps to improve security.
索尼官员称现在他们已经采取措施增强安全性V.MO^~FkU7。

2、prevent from 阻止
Nothing would prevent him from speaking out his idea.
没有什么能阻止他说出自己的意见2e!7v^[Y1n4]。