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if    音标拼音: ['ɪf] [ɪf]
conj. 如果,是否,假设,即使
n. 条件
n. DOS命令:测试并确定某特定条件真伪

如果,是否,假设,即使条件DOS命令:测试并确定某特定条件真伪

if


If \If\, conj. [OE. if, gif, AS. gif; akin to OFries. ief, gef,
ef, OS. ef, of, D. of, or, whether, if, G. ob whether, if,
OHG. oba, ibu, Icel. ef, Goth. iba, ibai, an interrogative
particle; properly a case form of a noun meaning, doubt (cf.
OHG. iba doubt, condition, Icel. if, ef, ifi, efi), and
therefore orig. meaning, on condition that.]
1. In case that; granting, allowing, or supposing that; --
introducing a condition or supposition.
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Tisiphone, that oft hast heard my prayer,
Assist, if [OE]dipus deserve thy care. --Pope.
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If thou be the Son of God, command that these stones
be made bread. --Matt. iv. 3.
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2. Whether; -- in dependent questions.
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Uncertain if by augury or chance. --Dryden.
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She doubts if two and two make four. --Prior.
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{As if}, {But if}. See under {As}, {But}.
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Condition \Con*di"tion\, n. [F., fr. L. conditio (better
condicio) agreement, compact, condition; con- a root
signifying to show, point out, akin to dicere to say, dicare
to proclaim, dedicate. See {Teach}, {Token}.]
1. Mode or state of being; state or situation with regard to
external circumstances or influences, or to physical or
mental integrity, health, strength, etc.; predicament;
rank; position, estate.
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I am in my condition
A prince, Miranda; I do think, a king. --Shak.
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And O, what man's condition can be worse
Than his whom plenty starves and blessings curse?
--Cowley.
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The new conditions of life. --Darwin.
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2. Essential quality; property; attribute.
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It seemed to us a condition and property of divine
powers and beings to be hidden and unseen to others.
--Bacon.
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3. Temperament; disposition; character. [Obs.]
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The condition of a saint and the complexion of a
devil. --Shak.
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4. That which must exist as the occasion or concomitant of
something else; that which is requisite in order that
something else should take effect; an essential
qualification; stipulation; terms specified.
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I had as lief take her dowry with this condition, to
be whipped at the high cross every morning. --Shak.
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Many are apt to believe remission of sins, but they
believe it without the condition of repentance.
--Jer. Taylor.
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5. (Law) A clause in a contract, or agreement, which has for
its object to suspend, to defeat, or in some way to
modify, the principal obligation; or, in case of a will,
to suspend, revoke, or modify a devise or bequest. It is
also the case of a future uncertain event, which may or
may not happen, and on the occurrence or non-occurrence of
which, the accomplishment, recission, or modification of
an obligation or testamentary disposition is made to
depend. --Blount. Tomlins. Bouvier. Wharton.
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{Equation of condition}. (Math.) See under {Equation}.

{On condition} or {Upon condition} (that), used for {if} in
introducing conditional sentences. "Upon condition thou
wilt swear to pay him tribute . . . thou shalt be placed
as viceroy under him." --Shak.

{Conditions of sale}, the terms on which it is proposed to
sell property by auction; also, the instrument containing
or expressing these terms.

Syn: State; situation; circumstances; station; case; mode;
plight; predicament; stipulation; qualification;
requisite; article; provision; arrangement. See {State}.
[1913 Webster]



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