单词	periodically
释义	periodically /pɪəriˈɒdɪkli / adverb 1From time to time; occasionally: I will periodically check on your progress the students received help from a friend only periodically... Periodically for about 40 years now, he has produced a new series of paintings. This largesse is the latest in a series of rescues for a museum that has periodically been desperate for its next financial fix. He situates himself in the gender debate early on and periodically throughout the book. 1.1At regularly occurring intervals: the newsletter is sent out periodically to update members the lamps were periodically switched on and off at 30 minute intervals... The filter must be replaced periodically to maintain performance. We test the product periodically for shelf life at 45 degrees. The vaccine has to be updated periodically, in a race to keep ahead of ever more virulent strains.
随便看	green man green manure green manuring green marble green marketing green milkweed green-minded green mint green monkey Green Mountains Green Mountain State green movement orgiastic orgiastically orgiasticism orgic org-man orgone orgonomic orgonomist orgonomy orgonotic orguinette orgulous orgy

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