BFC has the hydrophobic core and hydrophilic membrane structure, the water carrying with the hydrophobic chemicals can pass through the membrane of BFC into the interior, and then the hydrophobic chemicals are accumulated by hydrophobic core-triolein.

• 仿生脂肪细胞具有亲水性膜以及亲脂性的内部结构；亲水性的膜允许携带脂溶性有机物的水体穿过膜；亲脂性的内含物将脂溶性有机物富集截留.