It was a bitter defeat. But it made the North recognize the need for a real army one trained and equipped for war.

VOA: special.2009.08.27

- If you eat these raw, which they do in many places around the world, if you eat a bitter one, you could, in fact, get enough cyanide to kill you.

如果你生吃它们的话，它们在世界上的很多地方都存在，如果你吃了一个苦的根，可能，实际上，它所含的氰化物的量足以令你死亡。

麻省理工公开课 - 化学原理课程节选

Obviously poverty and racism and oppression can also corrupt one's spirit and turn the person into someone who is bitter and angry, filled with rage.

当然，贫穷，歧视，压迫,会摧垮一个人的精神，让人变得,愤世嫉俗，满腔怒火。

普林斯顿公开课 - 人性课程节选

In the far West, one could forget this bitter dispute.

VOA: special.2009.05.28