n.丛,笨重的脚步声,土块
vt.使成一丛,凝结成块
That clump down near the bottom.
靠坑底那簇.
The spade sank into a clump of overgrown bushes.
铲子插入了一丛长势旺盛的灌木丛。
Brown rice takes longer to cook but it doesn't clump together as easily as white rice.
糙米不容易熟,但不会像精米那样容易粘在一起。