nailed it 干得好；搞定（做得很成功）

【例句】
I'm not entirely sure we nailed it but it was a good first stab.
我不是很确定我们干得很好，但算是不错的开场。

That's totally it. I'm upset because you have feelings. You nailed it.
正是如此，我不高兴是因为你有情绪，你说对了。