求翻译：1979年美国三里岛核电站事故、1986年苏联切尔诺贝利核电站事故和这次福岛核电站事故虽给各国造成了巨大的损失，但是什么意思？

1979 United States at three mile island nuclear accident, the Soviet Union in 1986 Chernobyl nuclear accident and the Fukushima Daiichi nuclear power station accident caused huge losses to countries, but

1979 United States 3 Mile Island nuclear power plant accident, 1986 Soviet accident at the Chernobyl nuclear power station and the Fukushima Although nuclear power plant accident caused enormous losses, but

Although in 1979 the American three mile island nuclear power station accident, in 1986 the Soviet Union Chernobyl Nuclear Power Station accident and this lucky island nuclear power station accident has created the massive loss to the various countries, but

1979 United States at three mile island nuclear accident, the Soviet Union in 1986 Chernobyl nuclear accident and the Fukushima Daiichi nuclear power station accident caused huge losses to countries, but

1979 United States at three mile island nuclear accident, the Soviet Union in 1986 Chernobyl nuclear accident and the Fukushima Daiichi nuclear power station accident caused huge losses to countries, but