椭圆关节

【医】 articulationes ellipsoidea; condyloid articulation; ellipsoid joint
reciprocal articulation

圆的英语翻译：

circularity; cirlce; justify; round; roundness
【化】 circle
【医】 gyro-

关节的英语翻译：

articulation; joint; key links
【医】 arthr-; arthro-; arthron; article; articulatio; articulation
articulationes; articuli; articulus; artus; joint; junctura; syntaxis