vt.使变平;打倒
vi.变平
She used a rolling pin to flatten the pie dough . 她用擀面棍来擀平做馅饼的面团。
The boxer was flattened with one punch. 那个拳击手被一拳击倒了。
He was totally flattened by her sarcasm. 她说的挖苦话使他无地自容。
用作不及物动词 (vi.)The land flattens out near the coast. 海岸附近地势变得很平坦。
The graph flattens out gradually after a steep fall. 图表上的曲线突降之後逐渐趋於平稳。