spare no efforts什么意思

spare no efforts什么意思 spare no efforts spare no efforts in doing everythings 是什麽意思? spare no effort 和 spare no efforts的区别 英语翻译不遗余力做什么事情的英语说法是spare no effort to do 还是 spare no efforts to do , spare no efforts in dong 与to do区别spare no effort to do与spare no efforts to do 多了个s有区别吗spare no efforts to do与spare no efforts in dong 有什么区别 i fell i must spare no efforts to do my bit意思 L must spare no efforts to do my bit 是spare no effort to do还是spare no efforts to do? spare no pains to do sth什么意思 高人告诉我这句话的意思……we should spare no efforts to beautify our environment,这句是我们应该不遗余力的美化环境的意思吧? efforts什么意思 co-efforts什么意思 when all these efforts ended in failure i will spare no effort to give I feel I must spare no efforts to do my bit. 一个英语词组的疑惑,是to spare no efforts to do还是to spare no effort to do这两个我都看过诶～ spare no efforts用单数还是复数?spare no efforts,以前我们老师用的是复数,但是我在网上看到的是单数effort.no 后面一半单复数都可以吧? spare no pains和spare no effort有什么区别?spare no pains,spare no effort,和take pains三者有什么区别?