3.25

prosper

prosper |ˈprɒspə(r)|
intransitive verb
«person» 富有 ; «business» 兴隆 ; «economy, country» 繁荣

revolutionize

revolutionize |ˌrevəˈluːʃənaɪz|
transitive verb
使发生革命性剧变
computers have revolutionized banking/publishing
计算机使银行业/出版业产生了革命性的改变

brawn

brawn |brɔːn|
nounUncountable
①(strength)体力
(he's) all brawn, no brains
（他）四肢发达，头脑简单
② British Culinary碎猪肉冻

Self-driving vehicles threaten to send truck drivers to the unemployment office.Computer programs can now write journalistic accounts of sporting events and stock price movement.There are even computers that can grade essay exams with reasonable accuracy,which could revolutionize my own job,teaching.Increasingly,machines are providing not only the brawn but the brains,too,and that raises the question of where human fit into this question-who will prosper and who won't in the new kind of machine economy.