學個詞 Learn A Word:1289 knock out

　　今天我們要學的詞是knock out。 Knock out, 有毀壞的意思。 "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," 三月地震毀壞福島核電站冷卻系統(tǒng)后，日本政府目前正在對國內所有核電站進行壓力測試。 "A severe thunderstorm knocked out electricity for more than 4000 homes across Central Virginia over the past weekend," 上周末一場暴風雨造成維吉尼亞中部地區(qū)4000多戶住家斷電。好的，今天我們學習的詞是knock out...