fluctuations是什么意思？

fluctuations

例句

• seasonal fluctuations in the demand for labour 劳动力需求的季节性波动
• He showed the price fluctuations in a statistical table. 他用统计表显示价格的波动。
• factors which cause these exchange rate fluctuations 引起汇率波动的因素
• the climatic fluctuations that have occurred over the last ten years 过去10 年出现的气候变化
• Fluctuations are spatial and temporal in character. 这种波动的特点是空间性和瞬时性的.
• These wells should provide data related to possible pre - seismic, co - seismic, or post - seismic water level fluctuations. 这些井可提供震前, 震中或震后水位升降的资料.
• The fluctuations of systemic hormone levels during normal pregnancy might influence local immunoregulation within the eye. 正常妊娠期间全身激素水平的波动对眼局部的免疫调控具有重要的影响.
• The public, buffeted by weather fluctuations and economic turmoil, has little time to analyse decadal changes. 公众受到气候波动和经济动荡的打击, 已经无暇考虑十年内的变化情况.