efficient 與 effective的區(qū)別
a.efficient 是指工作效率高；其名詞形式為efficiency,意為“效率,功效”.
b.effective 是指某種事物起了作用,產(chǎn)生了效果; 其名詞形式為effectiveness,意為"效果,有效".
[例句] an efficient secretary 工作效率高的秘書
increase efficiency of production and diminish cost of output 提高生產(chǎn)效率,降低產(chǎn)品成本
an effective medicine for hair loss 一種治療脫發(fā)的有效藥
His order to arrest me was no longer effective.他發(fā)出的逮捕我的命令已不再有效.
Light clothes are effective in keeping cool in warm weather.熱天穿淡色衣服使人涼爽.
The faith I placed in my doctor’s treatment perhaps helped in its effectiveness.我對(duì)醫(yī)生療法的信任也許促進(jìn)了治療的效果.