필요必要 need; necessity; requirement 중요重要 importance 필요량必要量 requirement; amount needed 필요성必要性 necessity; need 강요強要 coercion; pressure 불필요不必要 being unnecessary 소요所要 requirement 수요需要 demand 요구要求 request; demand 요소要素 element; component; factor; requisite 요약要約 summary; summing-up 요인要因 factor; cause 요청要請 request; appeal 주요主要 being key 중요성重要性 importance 총수요總需要 total demand; aggregate demand 필요시必要時 time of need; being when necessary; being in case of necessity 필요악必要惡 necessary evil 필요조건必要條件 necessary condition 필요충분조건必要充分條件 necessary and sufficient condition 개요槪要 outline; summary 교수요목敎授要目 syllabus 불요불급不要不急 being unnecessary and non-urgent 소요량所要量 required amount 수요량需要量 quantity demanded 수요자需要者 consumer 수요층需要層 consumers 요강要綱 main point; main thrust; gist 요건要件 agenda; important matter 요구서要求書 written request; letter of request 요구자要求者 requester; demander 요령要領 point; gist; outline 요로要路 important path; main road 요망要望 wish; desire; request 요목要目 principal item; main topic 요새要塞 fortress 요새화要塞化 fortification 요소요소要所要所 important points; key locations 요소요소要所要所 important points; key locations 요시찰要視察 person on the blacklist; person under surveillance 요식要式 formality 요원要員 personnel; workforce 요점要點 key points; essence 요주의要注意 attention required; blacklist; caution 요지要旨 key points; gist 요직要職 key post; key position 요청서要請書 request 요체要諦 key; main point 요충要衝 hub; center 요충지要衝地 hub; center 주요인主要因 major factor; key factor 중요도重要度 importance 중요시重要視 valuing 실수요자實需要者 actual consumer