Does it mean it's not doable? I believe it is doable, but it requires some basic changes, both from the Afghan government and from the international community."

VOA: standard.2009.10.23

because it's, otherwise not really doable.

因为，否则就过不去了。

和朋友一起逛洛杉矶 - SpeakingMax英语口语达人

It's possible, it's doable in Wales.

BBC: Wales politics

It won't be easy, but it's doable -- you just need a product that deserves the effort.

ENGADGET: Ten years of TiVo: how far we haven't come

But they know that we can do it, they know that this game is in Brooklyn, and I do think they'll bounce back and I do think it's doable.

WSJ: Down 3-1 after collapse, Nets not looking back