英语词汇“draconic month”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	draconic month
释义	draconic month draconic month n (Astronomy) astronomy the mean time taken by the moon between successive passages through the ascending node of its orbit. It is about 2.5 hours shorter than the sidereal month. Also called: nodical month draconic month draconic month (dră-kon -ik) (nodical month) The time interval of 27.2122 days, on average, between two successive passages of the Moon through the ascending node (or descending node) of its orbit. draconic month [drə‚kän·ik ′mənth] (astronomy) nodical month
随便看	half under half-under half-understood half union half-union half up the pole half-used half value layer half-value layer half-value period half-value thickness half vision half volley half-volley half-volleys halfwaily half-wave half-wave amplifier half-wave antenna half-wave dipole half-wave direct current half wave/full wave half-wavelength half wave optical thickness half wave plate

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