adv.很少;难得
She rarely went anywhere except to her office. 她除了去办公室以外, 很少去别的地方。
Rarely did he fail to keep his promise. 他真的很难得失信。
You shouldn't miss the opportunity to see the play-it's rarely put on. 你不要错过看那出戏的机会,它可是难得上演。
rarely是副词,意思是“很少地”“极少地”,在句中用作状语修饰谓语动词,起强调作用,用于句首时须采用倒装语序。