There are many boats, new and used, for sale.

有许多新船和旧船出售。

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Many communities now have needle exchange programs, where you can get rid of used syringes and get new, sterile ones for free.

有很多社团提供针头更换项目，可以用旧针管免费换新的，消毒过的针管。

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"We have many more choices of materials than we used to and many new approaches," he said.

“我们有比以前多得多的材料可供选择，以及许多新的方法，”他说。

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To capture a sense of life in a new destination, many travellers have used zoom lenses and hidden-camera tricks to surreptitiously snap photos of locals without their permission -- and likely -- without their knowledge.

BBC: Taking photographs of people

They were organised by collectors and connoisseurs, usually in the face of opposition from established artists, who saw in them a threat to their sales and not without reason, since many lenders used the new exhibitions to publicise objects they were hoping to sell.

ECONOMIST: The trouble with blockbusters

To understand how Microsoft and Google could be both the biggest winners and losers, Top Prospect used a ratio to compare how many new people a company hired for each employee it lost.

FORBES: Winners And Losers In Silicon Valley's War For Talent