a. 确定的, 某一个的, 必然的

[法] 确凿的, 无疑的, 可靠的

Certain \Cer"tain\, a. [F. certain, fr. (assumed) LL. certanus,
fr. L. certus determined, fixed, certain, orig. p. p. of
cernere to perceive, decide, determine; akin to Gr. ? to
decide, separate, and to E. concern, critic, crime, riddle a
sieve, rinse, v.]
1. Assured in mind; having no doubts; free from suspicions
concerning.

To make her certain of the sad event. --Dryden.

I myself am certain of you. --Wyclif.

2. Determined; resolved; -- used with an infinitive.

However, I with thee have fixed my lot,
Certain to undergo like doom. --Milton.

3. Not to be doubted or denied; established as a fact.

The dream is certain, and the interpretation thereof
sure. --Dan. ii. 45.

4. Actually existing; sure to happen; inevitable.

Virtue that directs our ways
Through certain dangers to uncertain praise.
--Dryden.

Death, as the Psalmist saith, is certain to all.
--Shak.

5. Unfailing; infallible.

I have often wished that I knew as certain a remedy
for any other distemper. --Mead.

6. Fixed or stated; regular; determinate.

The people go out and gather a certain rate every
day. --Ex. xvi. 4.

7. Not specifically named; indeterminate; indefinite; one or
some; -- sometimes used independenty as a noun, and
meaning certain persons.

It came to pass when he was in a certain city.
--Luke. v. 12.

About everything he wrote there was a certain
natural grace und decorum. --Macaulay.

{For certain}, assuredly.

{Of a certain}, certainly.

Syn: Bound; sure; true; undeniable; unquestionable;
undoubted; plain; indubitable; indisputable;
incontrovertible; unhesitating; undoubting; fixed;
stated.


Certain \Cer"tain\, n.
1. Certainty. [Obs.] --Gower.

2. A certain number or quantity. [Obs.] --Chaucer.


Certain \Cer"tain\, adv.
Certainly. [Obs.] --Milton.