She says people would not even notice a difference in taste with three grams, or one-half teaspoon, less salt per day.

VOA: special.2010.01.27

2 3 4 Now, at this point in the story, one, two, three, four, so notice what seems to be happening here.

到这一步，注意将会发生什么。

哈佛公开课 - 计算机科学课程节选

Now, the first thing to notice is that to get the conclusion we need all three premises.

现在 首先要注意的是,只有三个前提全部成立才能得出结论

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