爸爸去哪儿第二季免费完整
15 年前
搜影视
Four young people are enjoying the easy life, cruising on a yacht in the sun. Returning to land their car runs out of fuel and they find themselves outside a large manor belonging to Lord and Lady Alexander. Hoping to find fuel they are invited in to stay the night and shelter from a heavy storm. The three men are put up in the servant's quarters while Jane gets a room in the h...。核试验科教记录片。是自人类发明原子弹、氢弹以来的各种核爆炸记录，采访了许多美国参与核试验的专家，非常珍贵的第一手资料。著名的“小男孩”（广岛）和“胖男人”（长崎）就在这里，不可不看！ On July 16, 1945, at a site called Trinity, a plutonium bomb was assembled and brought to the top of a tower. The bomb was detonated, producing an intense flash and a fireball that expanded to 600 meters in two seconds. The explosive power was equivalent to 18.6 kilotons of TNT. It grew ...。
