fluctuation
英 [,flʌktʃʊ'eɪʃ(ə)n; -tjʊ-]
美[,flʌktʃʊ'eʃən]
- n. 起伏，波动
英英释意
- 1. a wave motion;
- "the fluctuations of the sea"
- 2. an instance of change; the rate or magnitude of change
- 3. the quality of being unsteady and subject to fluctuations;
- "he kept a record of price fluctuations"