safe·guard /ˈsefˌgɑrd/
 保衛,保護措施,防護設施(vt.)保衛,保護


 safeguard
 保全


 Safe·guard n.
 1. One who, or that which, defends or protects; defense; protection.
    Thy sword, the safeguard of thy brother's throne.   --Granville.
 2. A convoy or guard to protect a traveler or property.
 3. A pass; a passport; a safe-conduct.


 Safe·guard, v. t. To guard; to protect.

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 safeguard
      n 1: a precautionary measure warding off impending danger or
           damage or injury etc.; "he put an ice pack on the injury
           as a precaution"; "an insurance policy is a good
           safeguard"; "we let our guard down" [syn: precaution,
           guard]
      2: a document or escort providing safe passage through a region
         especially in time of war [syn: safe-conduct]
      v 1: make safe
      2: escort safely