We also then went to look at what are these molecules -- these were the red triangles on my slides before. 我们同时也研究了这些小分子，这些就是我刚才幻灯上的小红三角形。 This is the Vibrio fischeri molecule. This is the word that i
每天读一点英文之那些激励我前行的英语演讲 33 Retirement Speech :Michael Jordan 迈克尔·乔丹：退役演说 I am here to announce my retirement from the game of basketball. It won’t be another announcement to baseball or anyt
Good morning. This week, I held important meetings at the White House about the situation in Iraq. On Monday, I met in the Oval Office with one of Iraq's most influential Shia leaders, His Eminence Ab
Until he does so, he labors under a curse. He writes not of love but of lust, of defeats in which nobody loses anything of value, of victories without hope and, worst of all, without pity or compassio
