drive home

Let me drive home the key message: quality must never be compromised.让我着重强调一下核心信息：质量绝不能妥协。

She used a powerful example to drive home why customer trust takes years to build and seconds to lose.她用一个有力的例子让人明白为什么建立客户信任需要几年时间，而失去它只需几秒钟。