adj.無限的；無窮的；無邊無際的
His boundless generosity moved us deeply. 他的無限的慷慨深深地感動了我們。
A fine example has boundless power. 榜樣的力量是無窮的。
A small boat was drifting on the boundless sea. 在無邊無際的海面上漂著一只小船。
