periodic

From Longman Dictionary of Contemporary EnglishRelated topics: Chronologyperiodicpe‧ri‧od‧ic /ˌpɪəriˈɒdɪk◂ $ -ˌpɪriˈɑː-/ AWL (also periodical) adjective [only before noun] TMCSOMETIMEShappening a number of times, usually at regular times periodic home visits by nurses —periodically /-kli/ adverb Teachers meet periodically to discuss progress.Examples from the Corpusperiodic• She suffered periodic bouts of depression.• periodic crop failures• Periodic failures of the olive crop kept the country in constant debt.• The black color comes from the periodic fires that burned naturally in the Everglades during droughts.• This may be accomplished by periodic formal physical therapy sessions backed up by daily home exercises.• The Grizzlies got periodic hoops to keep their stat man busy, but that was about it.• Some were no doubt replacements for periodic meetings at pagan sites or in cemeteries with crosses.• Private enterprise and initiative would replace the stultifying effect of joint responsibility and periodic redistribution of land.• Such items are obviously subject to wear and require periodic replacement.• The budget is subject to periodic review.• That there should be, at the least, periodic review.• This almost exactly matches up with the periodic variation present in the Mercury-transit data.

单词	periodic
释义	periodic From Longman Dictionary of Contemporary EnglishRelated topics: Chronologyperiodicpe‧ri‧od‧ic /ˌpɪəriˈɒdɪk◂ $ -ˌpɪriˈɑː-/ ●○○ AWL (also periodical) adjective [only before noun] TMCSOMETIMEShappening a number of times, usually at regular times periodic home visits by nurses —periodically /-kli/ adverb Teachers meet periodically to discuss progress.Examples from the Corpusperiodic• She suffered periodic bouts of depression.• periodic crop failures• Periodic failures of the olive crop kept the country in constant debt.• The black color comes from the periodic fires that burned naturally in the Everglades during droughts.• This may be accomplished by periodic formal physical therapy sessions backed up by daily home exercises.• The Grizzlies got periodic hoops to keep their stat man busy, but that was about it.• Some were no doubt replacements for periodic meetings at pagan sites or in cemeteries with crosses.• Private enterprise and initiative would replace the stultifying effect of joint responsibility and periodic redistribution of land.• Such items are obviously subject to wear and require periodic replacement.• The budget is subject to periodic review.• That there should be, at the least, periodic review.• This almost exactly matches up with the periodic variation present in the Mercury-transit data.
随便看	be etched in your mind be etched on your memory be etched on your mind be etched on/in your memory/mind be etched with be etched with something be even be evenly distributed be evenly spaced be everything be everything to be everywhere be evicted be evil etc incarnate be evil/beauty/greed etc incarnate be exactly so be excited etc at the prospect be excited etc at the prospect of be excited/alarmed/concerned etc at the prospect (of something) be excused from be excused from (doing) something be excused from doing be exiled from be exiled from something be exiled to