【化】 air-tight joint

氣的英語翻譯：

gas
【醫(yī)】 aer-; aero-; air; atmo-; physo-; pneuma; pneuma-; pneumato-; pneumo-

密接的英語翻譯：

immediacy; knit; osculation

頭的英語翻譯：

beginning or end; cobbra; conk; crumpet; end; first; garret; hair; head
leading; nob; noddle; pate; sconce; side; top; twopenny
【醫(yī)】 capita; caput; cephal-; cephalo-; head; kephal-; kephalo-