space races
(lutherie) A person who makes violins, and usually other bowed stringed instruments such as violas, cellos and double basses.
plural of space race
One who studies geocryology.
(algebra, databases) A type of join, denoted by ▷, such that R▷S yields only those tuples in R for which S has no corresponding tuple of the same value.
今年、美術館や講演では、20世紀の地政学を形作った複数の宇宙開発競争が取り上げられている。
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DiQt
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