徒然要求改善而不講求方法、技巧,於事無補的翻译：In vain to improve without attention to methods and techniques, will not help 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

In vain without the stress required to improve the methods, techniques, does not help

In vain to improve without attention to methods and techniques, will not help

Requests the improvement not to emphasize the method, the skill in vain, no helps

to no avail to improve and not emphasize methods, techniques, it would not help

In vain to improve without attention to methods and techniques, will not help