我觉得布什总统根本没有为艾滋病做任何事。事实上，我都不能确定他会不会拼艾滋这个单词。
I don't think President Bush is doing anything at all about Aids. In fact, I'm not sure he even knows how to spell Aids.
The ultimate goal of machine learning is to make machines that can learn from experience and improve their performance over time.
电影不仅仅是讲述故事；它是捕捉人类情感和经历的本质。
你越努力，就越幸运。
心是脆弱的东西，容易破碎，但也有巨大的力量。