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VOA慢速英语:Getting to the Bottom of a Fish Die-Off in Southern California
 2011-03-15来源:VOA
        
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	1.打扫;整理
She is cleaning up the kitchen now. 
她现在正在打扫厨房。 
2.清理
We should clean up the past-due bills. 
我们应该清理逾期票据。
 
3.梳洗
Wait a minute. I'll have to clean up. 
等一下,我要梳洗一下。 
4.【俚】大捞一笔
He cleaned up in the stock market last year. 
去年他在股票市场大捞一笔。 
from time to time
有时;不时
He went fishing from time to time. 
他不时去钓鱼。 
词义辨析 inquiry,investigation,research,survey
这些名词均有“调查”之意。
inquiry普通常用词,指正式调查,也指一般的打听或查询。
investigation一般指有系统的调查以得到希望发现或需要知道的事。
research指科学工作者等为揭示自然规律或获取某个领域的新知识而进行长时间的调查研究。
survey多指为写书面报告而进行的民意测验或调查。
such as
固定词组 ph.
如此...的,使...那样的;例如
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