极性油脂几乎全部存在于细胞膜(磷脂是双层的主要成分)，只有很少量存在于贮存脂肪中。

The polar lipids are found almost entirely in cellular membranes (phospholipids being the main components of the bilayer) with only very small amounts in depot fats.

youdao

多余的食物作为脂肪贮存起来。

Excess food is stored as fat.

《牛津词典》

科学家认为街灯的照射会促进午夜食欲，而睡前所进食物不太容易被消耗掉，故而常被转化成脂肪贮存起来。

Scientists believe that the glow of street lights encourages late-night snacking, and because food eaten close to bedtime is less likely to be burned off, it is often stored as fat。

youdao