Phenolphthalein sodium

phenolphthalein

n. 酚酞\\n[化] 酚酞

sodium ['sodɪəm]

n. <化>钠(11号元素，符号 Na);

The reviews were all right; it was the best performance I have ever seen.

那些评论写得很对，是我所见过表现最好的一次表演。

You'd better go at once, hadn't you?

你最好马上走，不对吗？

I'm afraid I can't agree with you. That's a good way of giving information, but it's not a good way of persuading people. For one thing, it's boring, and people aren't going to read an ad that looks boring. For another thing, one computer looks very like

恐怕我不能同意你的意见。那是个通报信息的好办法，但并非是使人信服的好办法。一是它很乏味，人们是不会去读一则看起来很乏味的广告的。其次，计算机彼此都很相像。人们不会记住产品的名字的。