- defense,《英》 defence ((against))
防備する defend ((against, from))
- 外敵の侵入に対し国の防備を固める
- strengthen [fortify] the country's defenses against invasion by a foreign enemy
- 彼らは防備を万全にしている
- They are making full defensive preparations.
- 防備しやすい地点に陣取った
- They pitched camp in a defensible position.