in an effort to 企图（努力想）；试图要；

great effort 巨大努力；

make every effort 尽一切努力；

spare no effort 不遗余力；抽出；宽容；节省；

joint effort 共同努力 扩展资料

　The project has demanded considerable investment of time and effort.

　该项目已让我们投入了相当多的时间和精力。

　We need to make a concerted effort to finish on time.

　我们需要通力合作才能按时完成。

　The local clubs are making every effort to interest more young people.

　地方俱乐部正在尽一切努力来吸引更多的年轻人。