I have a feeling that courthouse is sitting on something big.

我感觉法院是建在什么重要东西上的。

That means that the table sits on something made of wood.

这意味着桌子放在木头做的东西上。

I want the eggs to really try to absorb some of that moisture rather than just be sitting on something.

我希望鸡蛋真正尝试吸收一些水分，而不是仅仅坐在某物上。

" To sit on (something)" here means to spend a lot of time thinking about something before you make your decision.

” “to sit on (something)” 在这里的意思是在你做出决定之前花很多时间思考某件事。

These are games that you can play when you're by yourself, maybe sitting on the subway, maybe when you're driving, maybe if you're sitting on something like a park bench.

这些游戏可以在你一个人的时候玩，也许是坐在地铁上，也许是在开车时，也许是坐在公园的长椅上。

" Now that you mention it, it is cold, " said Peter, " and hang it all, it's wet too. What's the matter with this place? I'm sitting on something wet. It's getting wetter every minute." He struggled to his feet.

“你说起冷，这儿倒是真冷。”彼得说，“见鬼，还是湿的呢。这地方怎么回事？我正坐在什么湿的东西上，而且越来越湿了。”他挣扎着站起身来。