For those of you not au fait with physiology or anatomy, the enteric tract is the nervous system that regulates digestion.

对于那些不熟悉生解剖的人来说，肠道是调节消化的神经系统。

But, you know, so people are much more au fait with the accent.

但是，你知道，人们更加熟悉这种口音。

It's hitting people more of our generation, you know, boomer audience who are not au fait with this internet culture.

它对们这一代人的影响越来越大，你知道， 婴儿潮一代的观众对这种互联网文化并不熟悉。

Having alluded to M. de Hamal's suit, I found, as I expected, that Madame Beck was perfectly au fait to that affair.

在提到德·哈马尔先生的诉讼之，现，正如所料，贝克夫人对那件事完全是既成事实。

I saw obvious objections: the man was au fait with cracksmen and their ways: he would certainly have firearms, and might be the first to use them.

看到了明显的反对意见：这个人对骗子和他们的方式很熟悉：他肯定会有枪支，而且可能是第一个使用枪支的人。