use all reasonable endeavors to meaning in Chinese

尽适当努力

3 the licensee shall use all reasonable endeavors to maintain the quality and the reputation of and the goodwill associated with the trademarks and to prevent their falling into disrepute and shall take all technical and other precautions necessary in the course of the permitted use under the license to prevent or limit , as far as reasonably possible , any infringement of the trademarks and / or any damage to their reputation and associated goodwill
4被许可方应尽其合理的努力以保持商标的品质，声誉以及相关的商誉，并阻止本商标声誉败坏，应在其经许可允许使用的期间内采取必要的技术以及其他预防措施以在最大的合理限度内对本商标的任何侵权行为及/或对本商标以及相关的商誉的损害。