"I see a lot more children who are coming into the office either because their parents have noticed that they have headaches or red or watery eyes or discomfort, or because their prescription, their near-sightedness, appears to be increasing at a fast rate and they're worried."

VOA: special.2011.08.01

I noticed that lots of students here use numbers when they refer to their courses, classes or buildings.

我发现这儿的学生用数字来描述他们的课程和建筑。

社团小组信息 - SpeakingMax英语口语达人

One of the first things they noticed is that Deuteronomy 34 describes the death and burial of Moses.

其中第一个便是，他们注意到在《申命记》34中4,描述了摩西死亡以及葬礼。

耶鲁公开课 - 旧约导论课程节选

He noticed that the pigeons started behaving in strange ways and he kept them separate so they couldn't learn from each other.

他发现鸽子行为异常,举止乖张,他把鸽子分开拘禁,使它们不能沟通

耶鲁公开课 - 金融市场课程节选

In fact, he noticed that madmen sometimes believe they have extra limbs or they believe they're of different sizes and shapes than they really are.

事实上他注意到,疯子有时会相信自己有额外的四肢,或者相信他们的大小与形状,是与实际不同的

耶鲁公开课 - 心理学导论课程节选

Well, the first thing that I noticed, they have been going wrong for a while.

据我观察，首先，这种状态其实已经持续了一段时间了。

普林斯顿公开课 - 国际座谈会课程节选

Now, if I was a person that was designing a vaccine and I noticed that this was the response that it got, that antibodies were produced, they reached some intermediate level, they started to fall, I would say, "Well I haven't stimulated the immune system enough, let me re-boost, let me give another dose of antigen."

现在,如果我正在研究一种疫苗,我注意到机体会对这种疫苗产生应答,也就是会产生抗体,当抗体浓度达到中等水平后,就开始下降,就可以说,疫苗对免疫系统刺激还不足,我需要提高抗原浓度,让我再把剂量再加大一倍

耶鲁公开课 - 生物医学工程探索课程节选