Know that you are better than your bully. Bullies are second class, and always have lower standards than their victims.

知道你比欺负者更优秀。欺负者是二等，总是比欺负者有更低的标准。

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The second class absorption heat pump can get hot water or vapour using heat potential difference of middle temperature exhaust gas and lower temperature sink.

第二类热泵可利用中间温度的废热与低温热源之间的热势差，制取热量少但温度高于中温废热的热水或蒸汽。

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Mr Cameron proposes to limit state funding for teacher training to those who gain lower-second class degrees or better.

ECONOMIST: Tory plans to make schools better

Students with lower class rankings or from second-tier schools who once would have made the cut "wouldn't have a prayer of getting in now, " Mr. Dantzler says.

WSJ: Law Firms Keep Squeezing Associates