perturb
v[Tn esp passive 尤用於被动语态]
(fml 文) make (sb) very worried; disturb 使(某人)烦恼、 不安
perturbing rumours 令人不安的谣言
We were perturbed to hear of his disappearance. 我们听说他失踪了, 都很不安.
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