记忆方法
将“fluctuation”分解为“flu”和“covenant”。想象“flu”是一个简短的水流，而“covenant”是两个方向的水流相遇并相互影响的场景。这个图景有助于记住“fluctuation”表示波动或起伏的意思。
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英语词源
- fluctuation (n.)
- mid-15c., from Old French fluctuacion (12c.) or directly from Latin fluctuationem (nominative fluctuatio) "a wavering, vacillation," noun of action from past participle stem of fluctuare "to undulate, to move in waves," from fluctus "a wave, billow, surge, a flowing," from past participle of fluere "to flow" (see fluent).
权威例句
- 1. The calculations do not take into account any fluctuation in the share price.
- 这些计算没有考虑到股价的波动。
- 2. A firm secures a needed commodity and is protected against price fluctuation.
- 公司得到需要的商品,而且不会由于价格变动而受损失.
- 3. The erratic fluctuation of market prices is in consequence of unstable economy.
- 经济波动致使市场物价忽起忽落。
- 4. Sometimes temporal fluctuation may take place inthe local velocity.
- 有时,在局部速度中可能出现瞬时脉动.
- 5. Using this approach, we can abstract from fluctuation in Aggregate Demand.
- 运用这一方法, 我们可以抽掉总需求中不断变化的因素.
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