英语语法分析

And so we have known some famous Heimlich moments.

因此我们应该知道著名的海姆·利希时刻。

But, unfortunately, more people have heard of the Heimlich maneuver than actually know how to administer it.

但是，不幸的是，大多数人听说过海姆·利希手法但实际上并不知道如何操作。

Let my close call and his quick action serve to alert others to the importance of knowing the Heimlich method.

让我的千钧一发和他迅速的行动提醒大家，知晓海姆·利希手法是多么重要。