单词 | parsec |
释义 | Definition of parsec in English:parsecnoun ˈpɑːsɛkˈpɑrsɛk
OriginEarly 20th century: blend of parallax and second2. Definition of parsec in US English:parsec(also pc) nounˈpɑrsɛkˈpärsek
OriginEarly 20th century: blend of parallax and second. |
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