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VOA慢速英语:Research Shows Thinning Snow Layers in the Rocky Mountains over Hundreds of Years
2011-08-16来源:VOA
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词汇讲解:
1. clue n. 线索,迹象,提示
例句:The police have no clue to his identity.
警察没有可以确定他的身份的任何线索。
2. mystery n. 神秘的事, 难以理解的事物
例句:The flying saucer is yet an unsolved mystery.
飞碟仍然是未解之谜。
3. extinction n. 熄灭,消灭,灭绝;废除
例句:The plant is now in danger of extinction.
这种植物现在有绝种的危险。
4. shrink v. 收缩; 退缩
例句:The number of students of this school has shrunk.
这所学校的学生人数在减少。
5. melt v. (使)融[溶, 熔]化; 溶解
例句:The ice will melt when the sun shines on it.
当太阳照到冰的时候, 它就融化了。
6. permanent adj. 永久(性)的, 固定的
例句:The coat gives permanent protection against heavy rain.
这种防雨衣经久耐用。
7. demonstrate vt. 论证, 证明
例句:All of those demonstrated the correctness of his analysis.
这一切都证明了他分析的正确性。
8. date vt. 鉴定…的年代
例句:I can't date the pot exactly, but it must be very old.
我不能精确断定这个罐子的年代, 不过时间一定很久远了。
9. heal v. (使)愈合, 治愈, (使)恢复健康
例句:The wound has not yet healed.
伤口尚未愈合。
10. submit vt. 建议, 主张, 申辩; 提交, 呈递
例句:I submitted my resignation yesterday.
我昨天递交了辞呈。
11. register v. 记录; 登记; 注册
例句:An increasing number of students are registering for degree courses each year.
每年, 越来越多的学生注册学习学位课程。
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