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きどうちょうはんけい
Meanings
Noun
1. semi-major axis (esp. in orbital matters)
Alt. forms
軌き道どう長ちょう半はん径けい
きどうちょうはんけい
Composed of
rut; wheel track; distance between two wheels; gauge
head of a martial arts organization (organisation)
radius
Composed of
orbit; trajectory; railroad track; (right) track; proper course
semimajor axis