中国的奥数热

2. cancel vt. 取消,废除;中止
例句：The game was cancelled because of the rain.
比赛因为下雨而取消了。

3. recommend vt.推荐, 介绍
例句：I can recommend this play to all lovers of good theatre.
我把这个剧推荐给所有爱好优秀戏剧的人。

4. admission n. 准许进入，加入权，进入权
例句：He gained admission into the association.
他获准加入这个协会。

5. harsh adj. 严厉的;严酷的,恶劣的
例句：He was subjected to the harshest possible conditions.
他遭遇了最艰苦的条件。

6. prohibit vt. 禁止; 阻止
例句：Smoking is prohibited in the office building.
办公楼内禁止抽烟。

7. violate vt. 违反, 违背
例句：The bus driver violated the traffic regulation.
汽车司机违反了交通规则。

8. spectacle n. 壮观的场面或景象
例句：The spectacle greatly excited us at the time.
当时那场面令我们十分激动。

9. distribution n. 散布, 分布
例句：Pines have a very wide distribution.
松树的分布很广。

10. criterion n.(批评、判断等的)标准, 准则
例句：What criteria do you use when judging the quality of a student's work?
你用什么标准来衡量学生的学业?