| 释义 |
vena con·trac·ta
\-kən.ˈtraktə\ noun
(plural venae contrac·tae \-kˌtē, -ˌtī\)
Etymology: New Latin, contracted vein
: any of the contracted parts of minimum cross section of a jet of fluid discharging from an orifice; especially : the one nearest the orifice |