[00:00.00]so ***** with two slits in it and either slit is observed, 将光子正对平面上的双缝 观察任意一个隙缝 [00:03.00]it will not go through both slits. 它不会穿过那两个隙缝 [00:07.04]If it's unobserved, it will. 如果没...
BEIJING, June 26 (Xinhua) -- China has nominated 311 counties or county-level cities in a program to pilot reform of the country's public healthcare facilities, the Ministry of Health announced on Tuesday. The national initiative includes 83 counties...
There were 102 passengers on the plane. They were waiting for the plane to take off. But the plane was just sitting there. The plane could not take off without a pilot. The co-pilot was already on board. But the pilot was not. Where was the pilot? Th...
Explorations - Wiley Post: The First Pilot to Fly Around the World Alone MARY TILLOTSON: Now the VOA Special English program, Explorations. Today Shirley Griffith and Doug Johnson tell about pilot Wiley Post. He set new records when he flew his own a...
[全屏观看] 点击右键- 另存为 可保存这个Flash影片...
[全屏观看] 点击右键- 另存为 可保存这个Flash影片...
[全屏观看] 点击右键- 另存为 可保存这个Flash影片...
EXPLORATIONS - Wiley Post: The First Pilot to Fly Around the World Alone By Paul Thompson Broadcast: Wednesday, September 14, 2005 ANNOUNCER: Now the VOA Special English program, Explorations. Today S...
ECONOMICS REPORT - Carbon Trading By Mario Ritter Broadcast: Friday, January 14, 2005 I'm Gwen Outen with the VOA Special English Economics Report. Carbon trading has its roots in the Kyoto Protocol....
ECONOMICS REPORT - U.S. Agency Moves to Take Over Pilots' Pension at United Airlines By Mario Ritter Broadcast: Friday, January 07, 2005 I'm Gwen Outen with the VOA Special English Economics Report. L...