The area where the original image was drawn will then attract the oily printer's ink.
VOA: special.2009.09.02
They have two fatty acid chains and so these are the oily like parts of the molecule, the molecules that behave like oil.
它们含有两条脂肪酸链,这是部分分子具有油脂的属性,使磷脂分子具有油脂的属性
The lipids will form a bi-layer where the water soluble part of the lipid points out of this layer and the oily part points in.
脂质会形成双层膜,水溶性部分朝向膜层外,而脂溶性的部分朝向双层膜内部
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