VOA常速英语:Lack of Land Rights Could Lead to Land Rush

2. trigger vt. 触发,引起
例句：His action has triggered off a crisis.
他的行动已经引起一场危机。

3. customary adj. 习俗的；习惯的
例句：He makes his customary visit every week.
他每星期都按照惯例造访一次。

4. obligation n.义务; 责任
例句：We were under obligation to finish the work in a satisfactory way.
我们有义务圆满地完成工作。

5. weight n. 重要性; 严重性; 影响力
例句：Recent events further added weight to their country.
最近发生的事情更增加了他们国家的影响力。

6. factor n. 因素, 要素
例句：Industry and modesty are the chief factors of his success.
勤奋和谦虚是他成功的主要因素。

7. grievance n. 委屈, 苦衷, 不满, 怨恨
例句：He will not easily forget his grievance.
他不会轻易忘掉他的委屈。

8. tenancy n. 租用, 租赁
例句：He held a sole tenancy of a flat.
他单独租用一套房间。

9. occupancy n. 占有, 使用, 居住
例句：The occupancy rate of beds has been averaging out about 80 percent.
病床占用率平均保持在80％左右。

10. delay vt. 耽搁;延误
例句：The accident delayed the train for two hours.
事故使火车耽搁了两小时。