你可以不回答。

You don't have to answer it.

youdao

你可以不回答问题或调整隐私设定这样其他人就找不到你，不过那样违背了社交网站的本意。

You can choose not to answer questions or to adjust privacy Settings so that others can't find you, but that tends to defeat the purpose of a social networking site.

youdao

同样，该服务也会每天问你几个问题，你可以自己回答，或者向朋友请教，当然如果不知道答案你也可以不回答。

You then decide to either answer the question or refer it to another friend. Of course, you can also always pass if you don't know the answer.

youdao

You don't have to answer it.

你可以不回答。

普林斯顿公开课 - 国际座谈会课程节选