adv.强烈地,非常地
He had given a mightily impres-sive performance.
他的表演让人印象极为深刻。
She strove mightily to put Mike from her thoughts.
她拼命想忘却迈克。
He hit the peg mightily on the top with a mallet.
他用木槌猛敲木栓顶。