Preparedness is the state of being ready for something to happen, especially for war or a disaster.
例句
The situation in the capital forced them to maintain military preparedness.首都的形勢迫使他們時刻做好軍事準備。...red alert, the maximum state of preparedness.紅色警戒，一級準備狀態
英英詞典釋義
Noun
1. the state of having been made ready or prepared for use or action (especially military action);
"putting them in readiness""their preparation was more than adequate"