For many trees—evergreen conifers being an exception—the best strategy is to abandon photosynthesis until the spring.

对于许多树木来说——常绿的针叶树是一个例外——最好的策略是在春天之前放弃光合作用。

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The best time should be spring and summer.

最好的时间应该是春天和夏天。

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Generally,the best time to prune is in late winter, before spring growth starts.

VOA: special.2009.10.06

Denard Span had his best spring game for the Nationals.

WSJ: Strasburg strikes out 6, Nats and Mets tie in 10

Some of today's best world music acts spring from the discovery of an obscure passion.

NPR: Dengue Fever Seeks 'Venus on Earth'

For starters, the best native ads often spring from actual Tweets that have already proven themselves witty, worthy and shareable on Twitter.

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