effort:1.不可數(shù)：表示力量和精力.I can carry it without effort.
It's a waste of time and effort.
2.可數(shù)：to do sth 努力,奮斗.
Your effort is bound to be successful.
你的努力一定會(huì)成功的.
Despite all our efforts we still lost the game.
盡管我們盡了全力,我們還是輸?shù)袅吮荣?
make an effort to do sth 盡力……
Please make an effort to get there on time.
請(qǐng)盡力按時(shí)趕到那里.
The prisoner make no efforts to escape.
那個(gè)囚犯沒(méi)有試圖越獄.