He is the longest-running late-night TV host in the United States, known for his signature mix of sarcasm and just plain strangeness. 他是美國任期最長的深夜節目主持人，以他混合了嘲諷和純然古怪的招牌風格著稱。
But David Letterman, he dropped a bombshell on his audience on Thursday. The comedian says he's calling it quits. 不過，大衛．賴特曼週四給他的觀眾投下了一個震撼彈。這位喜劇藝人說他不玩了。
Nischelle Turner has more. 妮雪兒．透納帶來更多報導。
It's been great. You've been great. The network has been great, but I'm retiring. 節目一直很順利，你們各位很棒，電視台也很好，但是我要退休了。
This is... really? 這是……真的嗎？
Yep. 是啊。
This is true... this is... you actually did this? 當真……這是……你真的要這麼做？
Yes, I did. 是的，我要這麼做。
The latest late-night shake-up. 這是深夜節目最新的重大改組。
David Letterman, late-night television's longest-running host, surprised his audience Thursday night by announcing he's signing off next year. 大衛．賴特曼，深夜節目待了最久的主持人，週四晚上讓他的觀眾吃驚意外，宣佈他明年要結束工作了。
After 33 years, the 66-year-old host is retiring when his contract expires in 2015. 歷經三十三年，這位六十六歲的主持人將在二○一五年合約到期後退休。
Thank you. Thanks to everybody. 謝謝。謝謝各位。
The surprise announcement comes less than two months after his new top-rated competitor, Jimmy Fallon, took the reins of NBC's Tonight Show, 這個令人詫異的宣告出現前不到兩個月，他那收視率最高的新對手吉米．法隆接手主持 NBC 的《今夜秀》，
at times nearly doubling the late-night veteran in ratings. 有時收視率接近這位深夜節目老將的兩倍。
I'm Jimmy Fallon and I'll be your host for now. 我是吉米．法隆，我將擔任各位的主持人，目前是如此。
Letterman still had an impressive audience every night at CBS. 賴特曼在 CBS 每天晚上的觀眾仍然相當可觀。
But he wasn't creating lots of new fans all the time the way that somebody like Jimmy Fallon is. 但是他一直以來並沒有像吉米．法隆等人這樣創造新的節目愛好者。
Portions of Indiana at one time yesterday were under a flash flood warning. 昨天印地安納州許多地區一度都處於暴洪警戒。
Letterman started off as a weatherman in Indianapolis. 賴特曼出道時擔任印第安納波利斯市的氣象播報員。
He launched Late Night with David Letterman on NBC in 1982, following The Tonight Show with Johnny Carson -- Letterman's idol. 一九八二年他開始在 NBC 主持《大衛夜間秀》，接在他偶像強尼．卡森的《今夜秀》之後播出。
Always the heir apparent for when Carson retired, 賴特曼一直是卡森退休後的頭號繼任人選，
Letterman was stunned when NBC instead chose Jay Leno, sparking a rivalry that spanned more than two decades. 當 NBC 棄他而選擇了傑．雷諾，他震驚不已，從此點燃了延續二十多年的敵對競爭。
They never told Dave that they had made this deal with Jay, 電視台從沒告知大衛說他們已經和傑談好了這個交易，
and it was a huge blowup because Letterman felt like they'd stabbed him in the back. 這件事引發軒然大波，因為賴特曼覺得好像他們在他背後捅了一刀。
Letterman's heated departure from NBC led to the creation of The Late Show on CBS in 1993, 賴特曼憤而離開 NBC，致使 CBS 在一九九三年開了《深夜秀》這個節目，
taking Leno head-on. 直接和雷諾打對台。
How are things at the White House? OK? 白宮的狀況怎麼樣，還好嗎？
For 21 years, he's been hosting stupid humans, pet tricks, singers and some of the biggest stars... 二十一年來，他主持介紹過幹蠢事的人、寵物雜耍、歌手及一些超級大明星……
You thought I was a... 你認為我是個……
An (EXPLETIVE DELETED). 一個（不雅消音）。
...and delivering his signature top-ten list. ……以及發表他招牌的十大排行名單。
Look at [this]. It's the top-ten list. Let's go. 看……這是十大排行名單。我們來看看吧。
But it hasn't been all jokes. He took us through life-changing heart surgery in 2000. 但節目也不是一直都在笑鬧。二○○○年，他跟我們分享改變他一生的心臟手術。
His first show after the 9/11 attacks serving as a key moment to help Americans move forward. 他在九一一事件後的首集節目成為幫助美國人向前進的關鍵時刻。
If you didn't believe it before, you can absolutely believe it now. 如果你以前不相信，如今你可以深信不疑。
New York City is the greatest city in the world. 紐約市是全世界最偉大的城市。
Through all the ups and downs, Letterman continued to do what he loved. 歷經這了起起落落，賴特曼繼續做著他熱愛的事。
His run behind the desk eclipsing Johnny Carson's 30-year reign on late night -- 他坐在主持台後的時間，超過了強尼．卡森穩坐深夜時段三十年——
truly an end of an era. 當真是一個年代的結束。
I said when this show stops being fun, I will retire ten years later. 我說過等這個節目不再好笑的時候，我會在那十年後退休。