Ever在句子的作用和词性

Becoming the third woman ever to receive the honor in its 90-year history.

ever修饰整个不定时短语:to receive the honor,表示“在它90年历史中的任何曾经”,也就是说:有史以来、从创立到现在的整个时间范围。

ever在句中是时间副词,起强调作用,强调时间范围(以往所有时候中)

如:He is the youngest person ever to win this prize.