關節(jié)的英語翻譯：

articulation; joint; key links
【醫(yī)】 arthr-; arthro-; arthron; article; articulatio; articulation
articulationes; articuli; articulus; artus; joint; junctura; syntaxis

腔的英語翻譯：

antrum; cavity
【醫(yī)】 cava; cavern; caverna; cavitas; cavitat; cavity; cavum; celio-; chamber
coel-; coelio-; lumen; lumina; space; spatia; spatium