日本大地震和海啸发生前，核电占全国电力约30%。
Before the quake and tsunami, nuclear power supplied about 30% of Japan's electricity.
近期最能反映这一突出问题的是今年3月份的日本大地震和海啸。
Perhaps little highlights the issue more recently than the March earthquake and tsunami in Japan.
日本大地震和海啸灾难发生一周年之际，数万名日本民众聚集在废弃的福岛核电站前，要求停止使用核能。
Tens of thousands of people have rallied near Japan's crippled Fukushima plant demanding an end to nuclear power as the nation marked the first anniversary of a disastrous earthquake and tsunami.
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