Ok, just fine, 2 it's no big deal.

我们定义这个点的半径为，然后角度pi是。

麻省理工公开课 - 计算机科学及编程导论课程节选

So far, the Obama administration's approach to free speech is that it's fine so long as it's cheap and exacts no political price.

WSJ: Stephens: Muslims, Mormons and Liberals

Which is fine, though it's no deterrent whatsoever, because the next time they get a chance they'll do exactly the same thing with impunity, as no referee wants to make history by sending off a goaltender for time-wasting.

WSJ: Angel Di Maria's Delay Tactics Leave Real Madrid Seeing Yellow��Gabriele Marcotti

"I'm fine working with the Afghan army - it's no problem, " he says.

BBC: UK troops prepare for Helmand tour