| 单词 | perennial |
| 释义 | perennial (once / 1411 pages) adjn Perennial typically describes things that are permanent, constant, or repeated. If you fight with your parents every year over whether they really must invite your annoying cousins for Thanksgiving, you could call that a perennial conflict. Arguing with your roommate about who cleaned the bathroom last time might be a perennial argument. There is also a perennial plant, which lasts more than two years and usually reappears each spring, because it produces flowers and seeds from the same root structure. Perennial comes from the Latin perennis, from the prefix per-, "through," plus annus, or "year." Annus is also the source of our English word annual — an annual plant lives only one year or season. WORD FAMILYperennial: perennially, perennials USAGE EXAMPLESYou’re officially on to the second phase, which is about refining the roster and looking like a true perennial division title contender. Washington Post(Dec 30, 2016) One of the perennial questions for rock fans is which is the most important year in its history? The Guardian(Dec 31, 2016) The perennial national title contender from Durham, N.C., is 12-1 as it enters its Atlantic Coast Conference opener at Virginia Tech on Saturday. Washington Post(Dec 30, 2016) 1adj lasting an indefinitely long time; suggesting self-renewal perennial happiness Syn long primarily temporal sense; being or indicating a relatively great or greater than average duration or passage of time or a duration as specified 2adj recurring again and again perennial efforts to stipulate the requirements Syn recurrent, repeated continual occurring without interruption; chiefly restricted to what recurs regularly or frequently in a prolonged and closely spaced series 3adj lasting three seasons or more the common buttercup is a popular perennial plant Ant annual, one-year completing its life cycle within a year biennial, two-yearhaving a life cycle lasting two seasons 4n (botany) a plant lasting for three seasons or more Hypo|Hyper Eryngium yuccifolium, button snakeroot, rattlesnake master, rattlesnake's master coarse prickly perennial eryngo of United States thought to cure rattlesnake bite flora, plant, plant life (botany) a living organism lacking the power of locomotion |
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