| 释义 |
par·ti·cle
\ˈpär]d.ə̇kəl, ˈpȧ], ]tə̇-, -ēk-\ noun
(-s)
Etymology: Middle English, from Latin particula, diminutive of part-, pars part — more at part
1. archaic
a. : a small part, portion, or division of a whole
b. : a small portion (as a clause or article) of a composition or document
2.
a. : one of the minute subdivisions of matter (as a molecule, atom, electron, alpha particle) — see elementary particle
b. : an ideal body that has finite mass but infinitesimal size
3.
a. : a very small portion of something material : minute quantity : tiny fragment
< her face was … beaded with small particles of rain — Thomas Wolfe >
< each particle of the tape is magnetized to saturation — Sound Recording & Reproduction >
< particles of sand >
b. : a very small part of something having an immaterial nature : the smallest possible portion or amount of something
< there is not a particle of truth in any of these statements — M.F.A.Montagu >
< exertion of every particle of strength she possessed — C.S.Forester >
< a voice from which every particle of emotion was painfully excluded — Thomas Hardy >
4.
a. : a unit of speech serving almost as a loose affix, expressing some general aspect of meaning or some connective or limiting relation, and including the articles, most prepositions and conjunctions, and some interjections and adverbs
b. : an element that resembles a word but that is used only in composition : a derivational affix
< un- in unfair and -ward in backward are particles >
5.
a. : a small-sized host distributed to a member of the laity in a communion service of the Roman Catholic Church
b. Eastern Church
(1) : a portion taken from a loaf of oblation to be consecrated as the Lamb in a communion service
(2) : one of the small pieces taken from prosphorae but not consecrated in memory of particular living or dead persons
(3) : a small piece broken from the consecrated Lamb given to a member of the laity in a communion service |