经过长期不懈的努力 meaning in English
through protracted and unremitting efforts
Examples
- Through protracted and unremitting efforts
经过长期不懈的努力 - We have enlarged the scale of shanghai fashion plastic gifts co , ltd . in 2006 , and set up a professional trading house
经过长期不懈的努力，已经具备了研发设计模具制造生产加工贸易出口等整套运作能力。