ADJ [usually ADJ n]开创性的;先驱性的Pioneering work or a pioneering individual does something that has not been done before, for example by developing or using new methods or techniques. 开创性的;先驱性的
The school has won awards for its pioneering work with the community.
这所学校因其针对该社区具有开创性的工作而获奖。
America has always retained her pioneering spirit.