The guaranteed prices protect them from market fluctuations.
VOA: standard.2010.03.10
Because positing them allows you explain things about the rotation of the star or the gravitational fluctuations, what have you.
因为这样假定能帮助你解释,诸如星体运行,引力波动,等现象
The hard drive circuits translate those signals into to voltage fluctuations.
硬盘电路板把这些信号,转化为电压波动。
There's a lot of fluctuations in exchange rates over time.
随着时间的推移,汇率会不停地上下波动。
I want to talk first about institutions and then move to what I think is, myself, more interesting, which is the real estate boom and the kind of fluctuations we've seen in real estate over the years.
我首先会讲讲这些机构,然后讲一下我更感兴趣的,房地产市场繁荣,及这些年里,我们经历的波动
There can be a supply of them, a storehouse of them that can build up in the body, and so day-to-day fluctuations become less of a problem with fat soluble then water soluble vitamins, because the body can go grab them from a storage depot, if you will.
从而在体内建立起一个供应源,一个脂溶性维生素仓库,这样一来,相比起水溶性维生素,脂溶性维生素的浓度不会每天剧烈波动,因为机体可以任意取用体内的储存
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