最后一盘决胜局，博格孤注一掷，80%一发成功，整盘比赛发球仅丢三分。

Borg went for broke in the deciding set, hitting eighty per cent of his first serves, and losing only three points on serve in the entire set.

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这就是说她开始在霍格沃茨上学三个星期之后就过了十二岁生日，也就是说她比哈利和罗恩大了几乎一整岁。

That would mean that she turned twelve three weeks after starting Hogwarts and that she is almost a year older than Harry and Ron.

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本文在研究匀称带及其对应半格的匀称性中，提出了强纯整半群的概念。

In making researches on uniform bands and some uniform properties of corresponding semilattices, we advance a conception of strong orthodox semigroups.

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