A bear market is a steady drop in the stock market over a period of time.

熊市是稳步下降，股市经过一段时间的。

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A steady drop in male incidence has been mirrored by a steady increase in female incidence.

男性肺癌的发病率在稳步下降，但女性肺癌的发病率却明显提升。

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Though Michael says the months of May, June and July were steady, sales took a drastic drop in August and haven't improved since.

虽然迈克尔说5月、6月和7月的销售额比较稳定，但是8月份销售额出现了大幅下降，之后也没有多少增加。

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New survey results Tuesday showed a steady drop in the number of CEOs worldwide who are "very confident" that their companies will grow this year.

NPR: CEOs Head To Davos More Pessimistic About 2013

In its moves, the U.S. Federal Reserve must avoid accelerating what has been a steady drop in the greenback relative to commodities and most other currencies.

FORBES: Magazine Article

It seems strange to worry about China exporting inflation as Mervyn King, governor of the Bank of England, did recently when the country's consumer-price inflation is less than 1.5% and its vast manufacturing (over)capacity has led to a steady drop in global goods prices from shoes to electronics.

ECONOMIST: China's economy