- right-regular subcategory
- мат. регулярная справа подкатегория
Большой англо-русский и русско-английский словарь. 2001.
Большой англо-русский и русско-английский словарь. 2001.
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United States — a republic in the N Western Hemisphere comprising 48 conterminous states, the District of Columbia, and Alaska in North America, and Hawaii in the N Pacific. 267,954,767; conterminous United States, 3,022,387 sq. mi. (7,827,982 sq. km); with… … Universalium
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wind instrument — /wind/ a musical instrument sounded by the breath or other air current, as the trumpet, trombone, clarinet, or flute. [1575 85] * * * ▪ music Introduction any musical instrument that uses air as the primary vibrating medium for the… … Universalium
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Postal history — is the study of postal systems and how they operate and, or, the collecting of covers and associated material illustrating historical episodes of postal systems. The term is attributed to Robson Lowe, a professional philatelist, stamp dealer and… … Wikipedia