单词 | oscillate |
释义 | oscillate (ɒsɪleɪt ) Word forms: oscillates , oscillating , oscillated 1. verb If an object oscillates, it moves repeatedly from one position to another and back again, or keeps getting bigger and smaller. [formal] I checked to see if the needle indicating volume was oscillating. [VERB] Synonyms: fluctuate, swing, vary, sway oscillation (ɒsɪleɪʃən )Word forms: oscillations variable noun Some oscillation of the fuselage had been noticed on early flights. [+ of] Synonyms: fluctuation, swing, variation, instability Synonyms: wavering, swing, shift, swaying 2. verb [no passive] If the level or value of something oscillates between one amount and another, it keeps going up and down between the two amounts. [formal] The share price has oscillated between a five-year high of 157.25p in 1997 and this year's low of 91.5p. [V between pl-amount] Oil markets oscillated on the day's reports from Geneva. [VERB] ...an oscillating signal of microwave frequency. [VERB-ing] oscillation variable noun There have always been slight oscillations in world temperature. [+ in] Synonyms: fluctuation, swing, variation, instability Synonyms: wavering, swing, shift, swaying 3. verb [no passive] If you oscillate between two moods, attitudes, or types of behaviour, you keep changing from one to the other and back again. [formal] The president of the Republic oscillated between a certain audacity and a prudent realism. [V + between/and] oscillation uncountable noun ...that perpetual oscillation between despair and distracted joy. [+ between/and] Synonyms: fluctuation, swing, variation, instability Synonyms: wavering, swing, shift, swaying Translations: Chinese: 摆动 Japanese: 上下する |
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