上下浮动的英文：
dipping and heaving

参考例句：
  • Volatility is the order of the day in the stock market.
    上下浮动是股票市场整天的特点。
  • The sample could be maintained at any desired temperature with a variation of +/- 2°C by an electric furnace.
    用电烘箱可将样品保持在任何所需的、上下浮动不超过2°C的温度上。
  • To ensure that all room rate charged is accurate, avoid any undercharge or overcharge that will cause disputes.
    确保所有房间价格准确，避免任何会有争议的价格的上下浮动。
dipping是什么意思：
v. 浸，泡，蘸；下降；掏；把…伸入；把（汽车前灯的）远光调为近光；洗药浴
n. 浸渍；下降；药浴液
  • Their father was helping to dip the sheep.
    他们的父亲在帮忙给羊群洗药浴。
  • He dipped a finger in it.
    他把一个手指伸进里面蘸了一下。
  • The seagull dipped in the ocean.
    这只海鸥在大洋上沾一沾水。
  • One limb dips to the north with a dip angle of 46 degrees and the other limb dips to the south with a dip angle of 48 degrees.
    其中一个翼倾向北，倾角46度，另一个翼倾向南，倾角48度。
  • One limb dips to the north with a dip angle of 46 degrees.
    其中一个翼倾向北，倾角46度。
heaving是什么意思：
举起, 拿起
扔去
  • Heave ho, my hearties!
    伙伴们，用力呀！
  • To grieve and heave a sigh
    惋惜嗟叹
  • The thought of it makes me heave.
    一想到那事我就恶心。
  • His stomach heaved at sight of the mess.
    他一见这伙食就作呕。
  • The storm heaved the sea into mountainous waves.
    风暴在海面上掀起万丈波涛。

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