sealed-off

英['siːld'ɔːf] 美['siːld'ɔːf]
  • adj.封离的;开焊的;烫开的
  • package n.包裹;整批交易vt.把...打包;把...进行推销
  • seal n.封条;印章n.海豹v.密封;盖印;明确
动词 seal off:
  1. make tight; secure against leakage

  2. impose a blockade on