VOA慢速英语:A Mobile App in Delhi Aims to Protect Women

2. aim vi.以…为目标[目的]; 努力，力求；企图，试图
例句：We aim at saving something every month.
我们力求每月节省些东西。

3. location n. 位置, 场所
例句：It is a suitable location for a new school.
那是建一所新学校的合适地点。

4. launch vt.使(船)下水；发动; 发出; 发射; （首次）上市，发行
例句：They launched a new passenger liner.
他们使一艘新的客轮下水。

5. cancel vt. 取消, 废除, 撤销, 终止; 撤销, 取消, 废除
例句：We were all disappointed to learn that the picnic had been cancelled.
我们得知这次野餐已经取消, 都感到很失望。

6. alert n. 警戒，戒备，警惕，警报
例句：The whole navy was placed on full alert.
整个海军都处于全面戒备状态。

7. provision n. 规定, 条款, 条件
例句：They failed to carry out the provisions.
他们没有按照规定办事。

8. authorize vt.授权, 批准; 委托
例句：We are authorized to receive contributions for the Red Cross.
我们受托接受给红十字会的捐助。

9. solution n. 解决, 解答, 解决办法
例句：The solution to the problem required many hours.
解决这个问题需要好几个小时。

10. propel vt. 推进; 推动
例句：A volcano erupted and propelled rocks high into the sky.
火山爆发, 把无数的石块抛向天空。