progressive adj.前进的；渐进的；（动词）进行时的
the progressive increase in population
人口的逐渐增长

booth n.（隔开的）小房间；公用电话亭，岗亭；售货棚，货摊

appendix n.阑尾;附录

The endangered species are listed under Appendix 1.
濒临灭绝物种的名单列在附录一中。

corrode v.腐蚀，侵蚀

Medal like iron corrodes easily
像铁这样的金属很容易被腐蚀。

groove n.沟，槽

owe vt.欠；应把…归功于；感激，感恩

Jim owed his success to the support of his parents.
吉姆把自己的成功归功于父母的支持。
complaint n.抱怨，怨言;控告
Jim said nothing and made no complaint.
吉姆什么都没说，也不做任何抱怨
stability n.稳定，稳固

stabilize v.（使）稳定，（使）稳固

Something should be done to stabilize the new regime.
应该采取一些措施来巩固新政权。

propaganda n.宣传

a propaganda film
宣传片