Therefore the regular expression A*B will match the strings AB, AAB, AAAB, or any other string starting with an A and ending with a single B.

因此，正则表达式 A*B 将与字符串 AB 、 AAB 、 AAAB 或任何其它以 A 开头并以单个 B 为结尾的字符串相匹配。

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AAB International: We pray for global customers, all employees a happy New Year and good health!

AAB国际：敬祝全球客户、全体员工春节快乐，身体安康！

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A new method for separating and purifying p-AAB(p-aminoazobenzene)by dry-column chromatography is developed.

提出了一种干柱层析法分离提纯试剂对氨基偶氮苯的新方法。

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Then overall numbers of students from England below the AAB borderline would be reduced.

BBC: Top students expansion plan 'could hit social mobility'

Since non-AAB quotas overall have been cut, middling institutions face a squeeze in student numbers and income.

ECONOMIST: The university landscape is changing, but not fast enough

The numbers getting AAB grades or equivalent were lower than expected he said - 80, 000 rather than 85, 000.

BBC: Russell Group universities have student places