英和和英

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名詞

Necessity （for money）; need （of money）; want （of a book）; importance （of system）; occasion （for haste）; call （for luxury）:（緊急の必要）Urgency; pressure:（刻下の必要）emergency; exigency

用例

• 必要は発明を生む
  “Necessity is the mother of invention.”【イディオム・格言的】

• 当分金の必要は無い
  I have no need of money―There is no necessity for money―for the present.
• 急ぐ必要は無い
  There is no occasion for haste.
• 僕は贅沢品の必要は無い
  I have no call for luxuries.
• 天下を知るに門を出る必要は無い
  There is not need of going abroad to know the world.
• 必要の場合には金を借りてもさしつかえない
  You may borrow money in case of necessity―if necessary―if need be.
• 必要の場合に借りた金だ
  The money was borrowed under circumstances of necessity―when necessary.
• 必要あらば働く
  I will work if necessary―if need be.
• 必要次第に
  according to the need―according to the urgency of the case
• 必要次第に金額を決める
  The amount will be decided upon according to the urgency of the case―as the urgency of the case may demand―（他動詞構文にすれば）―The urgency of the case will determine the amount.
• 必要を感ずる
  to feel a need―feel a want
• 良い字書の必要は痛切に感じられる
  The want of a good dictionary is keenly felt.
• 必要に応ずる
  to meet a need―meet a want
• 痛切に感じた必要に応じてできた本は概して良書である
  That book is generally a good one which is written to meet a keenly felt want―to meet a pressing need.
• 刻下の必要に応ずる
  to meet an emergency―meet the exigencies of the times
• 英国は刻下の必要に応じて徴兵制度を採用した
  England adopted the conscription system to meet an emergency―to meet the exigencies of the moment.
• 刻下の必要に応じて兵員を増減する
  The number of troops may be increased or decreased according to the exigencies of the times―as the exigencies of the time may demand.
• 必要に迫る
  to be pressed by necessity
• 緊急の必要に迫ってこしらえた法律
  The law was made under the pressure of necessity―under pressure.
• 人は必要に迫って働く
  People work under the pressure of necessity.
• 必要に迫らなければ働かぬ
  They do not work unless they are pressed by necessity―except under the pressure of necessity.
• 必要に迫って借りた金だ
  The money was borrowed under the pressure of necessity.
• 不時の必要に備える
  to provide against a possible need―provide against emergencies
• 万一の必要に備えるために貯金する
  A fund is deposited to provide against emergencies.
• 何の必要を説く
  to urge the necessity of―insist upon―something
• 先生は系統的研究の必要を説かれる
  He urges （upon us） the necessity of systematic study―impresses upon us the importance of systematic study.
• また時間の経済の必要を説かれる
  He also insists upon the economy of time.
• そうすれば金の必要は無くなる
  Then I shall have no need of money―there will be no necessity for money.
• 彼は働いて飯を食う必要が無くなった（必要を脱した）
  He has risen above the necessity of―He is raised above the necessity of―working for his bread.
• 金持ちになれば働く必要は無くなる
  It you become rich, you will rise above the necessity of labour―（他動詞構文にすれば）―Wealth will raise you above the necessity of labour.
• 英語の必要は年と共に加わる
  The knowledge of English becomes more and more important every year.

形容詞相当語句

Necessary, needful, needed （for the purpose to the result―to the person―for some one to do something）; important （for the purpose―to the person）:（資格として必要）requisite （to a teacher）:（要素として必要）essential （to happiness）:（必要欠くべからず）not to be dispensed with; indispensable （to success）:（免るべからざる必要）imperative （on some one to do something）

用例

• 僕は洋行したいけれども必要な資金が無い
  I wish to go abroad, but I want the means necessary for the purpose―the necessary means.

• 戦争をするには金が必要だ
  Money is necessary for war―（他動詞構文にすれば）―War necessitates money―Money is the sinews of war.
• 睡眠は健康に必要である
  Sleep is necessary to health.
• 英語は誰にでも必要だ
  The knowledge of English is important to everybody.
• 一日二時間の運動は身体に必要だ
  Two hours a day's exercise is necessary to health.
• 健康は幸福の必要分子である
  Health is essential to health.
• いわゆる慈善なるものは道徳の必要分子ではない
  The so-called charity is not essential to morality.
• 練習は語学に必要欠くべからず
  Practice is indispensable to language-study
  Practice is not to be dispensed with in language-study.
• 忍耐は成功には必要にして欠くべかず
  Perseverance is essential to success.
• 彼は教師たるものに必要な知識を欠いている
  He is wanting in that knowledge which is requisite to a teacher.
• 彼は王侯たるものに必要な仁徳を欠いている
  He is wanting in the virtues requisite to a ruler of men.
• 彼は人に将たるものに必要な智勇を欠いている
  He is wanting in the wisdom and valour requisite to a commander.
• この金は絶対的に必要だ
  The money is absolutely necessary to me
  It is absolutely necessary that I should have the money.
• 島国には何はさておき海軍が必要である
  It is imperative on an island empire to have a navy.
• 必要な金は誰が出すか
  Who will provide the necessary （money）?
• 必要な資金はどうして金策するか
  How will you find the necessary （means）?
• まずもって必要な手続きをふまねばならぬ
  We must first take the necessary （steps）―do the necessary （things）.
• 必要以上の金がある
  There is more money than is needed.
• 生活の必要品
  the necessaries of life
• それを為す必要は無い
  It is unnecessary―needless―to do it.

代用助動詞

Must:（打消せば）need out

用例

• 彼にも聞かしておく必要がある
  We must tell him
  He must know it.

• 彼にも秘密を明かしておく必要がある
  We must let him into the secret
  He must be let into the secret.
• この金は返済する必要は無い
  You need not repay the money.
• 急ぐ必要は無い
  You need not hurry.
• 天下を知るに門を出る必要はない
  One need not go abroad to know the world.
• 何もはばかる必要はあるまい
  Why need I fear?
  Why should I fear?
• 何も謝る必要はあるまい
  Why need I apologize?
  Why should I apologize?

代用動詞

Can not spare; can not do without; can not dispense with ［注意］“Can spare”（＝can do without）「無くてすむ」「無しにすます」を打消せば“can not spare”（＝can not do without）「無くてはすまぬ」となるをもって「必要」に代用するのである、而して簡易な語を好む英米人は談話中“necessary”なる発音しにくい語を避けて“can't spare”を用い、“unnecessary”の代わりに“can do without”を用いるのである。

用例

• あの人は必要だから手放せぬ
  I can't spare that man.

• この金は必要だから貸すわけには行かぬ
  I can't spare this money.
• この金は当分必要が無い
  I can do without this money for the present.
• あの人は学校に必要は無い（いなくとも結構間に合う）
  We can do very well without him
  He can be very well done without.
• 練習は語学に必要欠くべからず
  We can not dispense with practice in language-study.