学个词Learn a Word 第1289期 knock out

　　今天我们要学的词是knock out。 Knock out, 有毁坏的意思。 "The Japanese government is conducting stress tests on all its nuclear plants following the March earthquake disaster which knocked out the cooling systems at Fukushima," 三月地震毁坏福岛核电站冷却系统后，日本政府目前正在对国内所有核电站进行压力测试。 "A severe¹ thunderstorm² knocked out electricity for more than 4000 homes across Central Virginia over the past weekend," 上周末一场暴风雨造成维吉尼亚中部地区4000多户住家断电。好的，今天我们学习的词是knock out...

1 severe   

adj.严格的，凶猛的，严肃的，严重的，严厉的，朴素的

参考例句：

• The severe storm did for most of the crops.猛烈的暴风雨毁掉了大部分庄稼。
• The pace was too severe to be kept up for long.跟上这步伐太难了，无法持久。

2 thunderstorm   

n.雷雨；雷暴

参考例句：

• Thunderstorm is common in summer.雷电交加的暴风雨在夏天很常见。
• The thunderstorm will perhaps settle the weather.大雷雨可能使天气稳定下来。