[ri:θ]
花冠，花冠体：一种环形结构，类似于用花或叶做成的可戴在头上的小圈
习惯用语daughter wreath
双星体：其外观如双星状的结构- arthroscintigraphy
- arthrosclerosis
- arthroscope
- arthroscopy
- arthrosis
- arthrospore
- arthrosteitis
- arthrostomy
- arthrosynovitis
- arthrotome
- arthrotomy
- arthrotropic
- arthroxesis
- Arthus's reaction(phenomenon),Arthus-type reaction
- article
- articular
- articulare
- articulate
- articulated
- articulatio
- articulation
- articulationes
- articulator
- articulatory
- articulo