VOA慢速英语:Bill Gates Said Philanthropy Needs Research and Innovation

1. philanthropy n.博爱; 慈善活动，慈善事业;  
例句：It lacks a tradition of private philanthropy.
日本没有个人慈善事业的传统。

2. effectively adv.有效地; 实际上，事实上;
例句：Nations have not responded effectively.
各国尚未对此做出有效的回应。

3. incentive n.动机; 刺激; 诱因; 鼓励;
例句：The second incentive comes from washington.
第二个动机来自华盛顿。

4. charitable adj.仁慈的，慈善的; 宽恕的，宽厚的; 慷慨的;
例句：Jonathan is chairman of the charitable foundation.
乔纳森索罗斯是慈善基金会主席。

5. innovation n.改革，创新; 新观念; 新发明; 新设施;
例句：Eliminating complexity would stifle innovation.
消除复杂性会扼杀创新。