This was the very first. 这是初次尝试（的一张照片）。 Not terribly damaged, but where the water had caused 还不算毁坏得太严重，但是被水浸没的地方 that discoloration on the girl's face had to be repaired with such accuracy and del

Weekly Address: Standing Strong in the Face of Terrorism (December 12, 2015) 奥巴马每周电视讲话：总统呼吁打击恐怖主义 Hello,everybody.This week,Americans across our country have shown what it means to be strong in the fa

So here, you're going to see some simulated robots. 这里，你们可以看到一些模拟机器人。 So the simulated robot has a motion rule, which is how it traverses through the structure, looking for a place to fit in, 模拟机器人有自己

奥巴马在本周的例行电视讲话中，继续跟进了美国移民改革法案的问题，以及美国作为一个移民国家的特点和优势。 英语演讲稿带翻译： Hi, everybody. Two weeks ago, a large bipartisan majority of Senators voted to pass commonsense, comprehensive immigration reform –t

Over the course of three years, we recorded eight to 10 hours a day, 历经3年的时间，我们每天记录8到10个小时 amassing roughly a quarter-million hours of multi-track audio and video. 积累了大约25万小时的多轨音频和视频资料 So you're looki