precava

英[priː'keɪvəkɑː] 美[ˌprɪ'keɪvə]
  • n. [动]前腔静脉
precaval precavae
  • precalcic adj.(某些矿石)主要含钙的
  • precancel vt.(收寄大宗邮件或邮包时)预先盖销(邮票)
  • precast v.预浇铸;预制adj.预浇铸的;预制的
  • precative adj.恳求的
  • precatory adj.委托的;恳求的
Noun:
  1. receives blood from the head and arms and chest and empties into the right atrium of the heart; formed from the azygos and both brachiocephalic veins