What was actually interesting to us was not that the bacteria made light, but when the bacteria made light. 事实上，我们感兴趣的部分并不是细菌会不会发光，而是细菌何时发光。 What we noticed is when the bacteria were alone, so when th
July 11, 2007 1:03 P.M. EDT THE PRESIDENT: Thanks for coming. Please be seated. Good afternoon. Welcome to the White House, I'm glad you're here. There are certain traditions that all Americans look f
THE PRESIDENT: Good morning, everybody. Please have a seat. I figured that I’d give Jay one more taste of freedom -- (laughter) -- before we lock him in a room with all of you, so I’m here
2012年10月18日晚，美国总统巴拉克·奥巴马和共和党竞选对手米特·罗姆尼一同出席纽约市一场年度慈善晚宴。与选举电视辩论不同，两名总统候选人一改凌厉语调，大秀幽默，在损人和自嘲中向外界展示另一面。 mitt romney's speech at the al smith dinner new york city, new york october 18, 2012 罗
And in the course of his childhood, 他的童年， he had 30 major surgical procedures. 经历了 30次重大外科手术。 And he spent all this time stuck in the hospital while he was having those procedures, 他一直待在医院里，而正是这些治疗过程，
