upturns
n.
好转，上升趋势( upturn的名词复数 );
例句:
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Oscillators work great in trading ranges, where they catch upturns and downturns.
在横盘时振荡指标表现好,它们能抓住上涨和下跌.
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Changes in the number of ads posted tend to precede actual hiring by two to three months during upturns, she said.
来自WSJ