To attach the preparatory to the senior school these three classes were known officially, on speech days and in reports, as upper, middle, and lower second.

作为高中的预备班，在演讲日和报告中，这三个班被正式称为上、中、下二班。

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Central heating was present in every upper-middle-class home by the second half of the 19th century.

到19世纪下半叶，中央供暖系统已出现在每个中上层家庭里。

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Central heating was present in every upper-middle class home by the second half of the 19th century.

到19世纪下半叶，中上层阶级家庭都用上了中央供暖。

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To be eligible for a postgraduate grant, Manx students must now gain an upper second degree whereas it was previously a lower second.

BBC: Isle of Man student grant future 'uncertain'

Employers are much less likely to use an upper second class degree - a 2:1 - as a "gold standard" for deciding which students to recruit.

BBC: Graduate literacy 'worries firms'

Just over half (53%) of white British students were awarded upper second class degrees, while almost 40% of black or black British Caribbean students did so.

BBC: Doreen Lawrence launches race education centre