n.
守衛, 警戒, 護衛隊, 防護裝置
vt.
保衛, 看守, 當心
vi.
防止, 警惕, 警衛
To protect from harm by or as if by watching over:
保衛，守護：通過看守或似乎通過看守而保衛…免遭傷害：
guard a bank; guarding the President.See Synonyms at defend
守衛壹個銀行；護衛總統參見 defend
To watch over so as to prevent escape or violence:
看守：看守以阻止逃脫或暴力：
guarded the prisoner.
看守犯人
Sports To keep (an opposing player) from scoring or playing efficiently.
體育運動 防守：使（對方運動員）不能得分或有效進行比賽
To maintain control over, as to prevent indiscretion:
謹慎使用：對…保持控制以防不慎：
Guard what you say.
說話時要謹慎
To supervise entry or exit through; keep watch at:
監視：監督某處的出入；監視：
guarded the door.
監視門口
To furnish (a device or object) with a protective piece.
加防護裝置：給（器械或物品）裝防護裝置
Archaic To escort.
古語 護送
v.intr.（不及物動詞）
To take precautions:
警惕：采取預防措施：
guard against infection.
預防傳染
To serve as a guard.
警衛：作為警衛