An average electric bill might go up $2 or $3 per month.

一张普通电费单可能每月上涨$2或$3。

《柯林斯英汉双解大词典》

I chose to use an initiation queue per host instead of per agent.

我选择对每个主机而不是每个代理使用一个启动队列。

youdao

The happiest teens used digital media a little less than an hour per day.

最快乐的青少年每天使用数字媒体的时间略少于一小时。

youdao

The solar-powered irrigation systems produced an average of nearly two metric tons of vegetables per month.

VOA: special.2010.01.11

So the probability of having an electron at the nucleus in terms of probability per volume is very, very high.

在单位体积内发现,一个电子的概率非常非常大。

麻省理工公开课 - 化学原理课程节选

So, if we do this calculation for an electron, saying it moves at 10 to the 5 meters per second, then what we end up with for a wavelength is 7 times 10 to the -9 meters.

如果我们已知电子以，10的5次方每秒的速度运动，那么做一个计算,可以得知它的波长是,7乘以10的负9次方米。

麻省理工公开课 - 化学原理课程节选

Per an ESPN statement made Tuesday, the network has cancelled its plans for a freestyle snowmobile exhibition at X Games Tignes 2013, scheduled for next month.

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Shari is vice chairman of both public companies, and entitled, per an agreement spelled out in the irrevocable trust, to succeed her father as chairman when he quits or dies.

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Opinion in Britain is pretty split about that, but recent polls show opinion is dead set against the decision to exempt overseas aid from any cuts, and, per an announcement from Deputy Prime Minister Nick Clegg this morning, to triple aid spending on maternal and child health.

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