If something rarely happens, it does not happen very often. 少见地
adverb [频率副词] 罕有,很少;异乎寻常地,极度
They battled against other Indian tribes, but rarely fought with the whites. 他们与其他印第安部落交战,但很少与白人作战。
They battled against other Indian tribes, but rarely fought with the whites. 他们与其他印第安部落交战,但很少与白人作战。