【正文】
t of molecules.A. patternlessB. whirlingC. constantD. rampantrandom:隨機(jī)的,抽樣的 a random samplediffusion: fus=pour 流 如confuse effuse流出 infuse 注入 profuse 豐富;浪費(fèi)(向前流) refuse (回流 拒絕) transfuse He whirled round to see what was happening.The seeing eye dog was the blind man39。s constant panion. 導(dǎo)盲犬是盲人的忠實(shí)伙伴。rampant: unrestrained 猖獗Unemployment is nowrampantin most of Europe.Sickness wasrampantin the country. attack on Fort Sumter near Charleston provoked a sharp response from the North, which led to the American Civil War.A. demanded