不及物动词
1. pioneer的翻译
1. The Wright brothers pioneered in early aviation. 莱特兄弟是早期航空的先驱。
名词
1. His grandfather was one of the pioneers of flying. 他的外祖父是飞行的先驱者之一。
2. They were the pioneers of the American West. 他们是美国西部的开拓者。