The canal ran past every orchard so villagers didn't have to go up and down the hill anymore.

这条运河穿过每一个果园，所以村民们再也不用上山下山了。

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Gauge values can go up and down.

测量值可能上升和下降。

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Our inflammatory cytokines go up and down.

我们的煽动性的细胞因子升高和降低。

youdao

The pistons go up and down as a person stands on lever devices treadles and uses a natural walking motion.

VOA: special.2009.08.17

Earnings" is kind of a theoretical concept that accountants work on and it can go up and down depending on adjustments they make.

收益则是一种由会计得出的理论概念,会因不同的调整而上下波动

耶鲁公开课 - 金融市场课程节选

Exchange rates go up and down.

汇率的上下波动很正常。

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"It is natural for them to go up and down, " he told a parliamentary session.

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"It may not be healthy, but people like watching their weight go up and down, " she says.

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Stocks go up and down by a few hundred points every day gyrating on the latest rumor.

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