
adj.生產的;有成效的;多產的
Their productive cycle covers several decades. 它們的生產周期可延續(xù)幾十年。
Our productive task is making the machine. 我們的生產任務是造機器。
They work hard, but their efforts are not very productive. 他們很努力,但效率不太高。
I spent a very productive hour in the library. 我在圖書館里的這一小時收獲很大。
He is a productive writer, creating many great works in his life. 他是一個多產的作家,他一生創(chuàng)作了許多作品。
adj.不生產的;非生產性的;沒有收獲的;徒勞的
adj.產生相反結果的;事與愿違的
adv.多產地;有成果地
adj.反生產的;適得其反的;使達不到預期目標的