We have made great efforts in this respect and achieved positive results.

我们在这方面做了许多努力，也取得了积极的成效。

youdao

Many mining technicians have made great efforts to recover perovskite from Pangang slag.

对于攀钢高炉渣中钙钛矿的回收，众多的矿业技术人员已经做了大量的努力。

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Wang Ping: He must have made great efforts to change one event to another, especially gaining the golden medals.

王平：从一种项目改为另一种项目，又都获得金牌，他要付出多少汗水啊！

youdao

Great efforts have been made to stretch the Hirst brand to reach (nearly) every pocket.

ECONOMIST: Damien Hirst

Since 2008, all our efforts have been focused on making great smartphones, which have made us one of China's most loved smartphone makers.

ENGADGET: Dual-core Meizu MX fully unveiled, launching on January 1st with HSPA+