慢速英语:Toyota Plans to Offer a Robotic Leg to Help the Disabled

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1.demonstrate vt.论证; 证明，证实; 显示
例句：The study also demonstrated a direct link between obesity and mortality
该研究还表明了肥胖症和死亡率之间存在直接的联系。

2.practice vi.练习; 实习; 实行
例句：She snatched at every chance to practice her oral English.
她把握一切机会练习英语口语。

3.paralyze vt.使瘫痪，使麻痹
例句：Otherwise, my dread of criticism can paralyze me.
不然的话，我对批评的恐惧将让我行为瘫痪。

4.recovery n.恢复，复原; 重获; 痊愈; 矫正;
例句：He made a remarkable recovery from a shin injury
他的胫骨伤恢复得相当不错。

5.ensure vt.确保; 担保获得[避免]
例句：Please ensure that all the lights are switched off at night.
夜间请务必将所有的灯关掉。