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单词 octans
释义

WordReference Random House Unabridged Dictionary of American English © 2024
Oc•tans  (oktanz),USA pronunciation n., [gen.] Oc•tan•tis (ok tantis).USA pronunciation n., [gen.] Oc•tan•tis 
  1. Astronomythe Octant, a southern constellation that contains the south celestial pole.
  • Late Latin: eighth part of a circle, equivalent. to oct- oct- + -āns, as in quadrāns quadrant

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