【醫(yī)】 exocyclic

環(huán)的英語翻譯：

annulus; hem in; link; loop; ring; surround
【計】 ring up; toroid
【化】 ring
【醫(yī)】 annuli; anulus; band; circle; circulus; cycle; cyclo-; gyro-; loop; orb
ring; verge

外的英語翻譯：

besides; in addition; not closely related; other; outer; outside; unofficial
【醫(yī)】 ec-; ecto-; exo-; extra-; xeno-