The wood that they had claimed two weeks ago was now theirs to circulate amongst themselves to help heat the small cabins where they all lived and fight the chill that came every night.
两周前他们要的那些木头现在全是他们的了，他们把这些木头分散到各家各户，给大家居住的小房间取暖，抵御每晚袭来的严寒。
Money that does not circulate-money that people keep under their mattresses, for example-are not really part of the money supply because they are not exchanged for goods or services.
不参与流通的货币——如人们储存起来的货币——由于没有实现其交换价值，故而并不算货币供给的一部分。
The constant shift between light and darkness as the algal cells circulate increases the amount of carbon that they fix, probably by promoting chemical reactions that occur naturally only at night.
随着藻类的运动，光亮和黑暗交替出现，把碳固定住并不断增加其数量，这可能是通过促成只在晚上进行的化学反应而产生的。
Separators are designed to hold the plates apart so that they do not touch, and at the same time they must be porous enough to permit liquid to circulate between the plates.
隔板用来把极板隔开，以防止各极板间相互接触，但同时隔板又必须具有多孔性，使电解液能够在各极板间流动。
Separators are designed to hold the plates apart so that they do not touch, and at the same time they must be porous enough to permit liquid to circulate between the plates.
隔板用来把极板隔开，以防止各极板间相互接触，但同时隔板又必须具有多孔性，使电解液能够在各极板间流动。
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