It has been magnified 115 times, but it contains long hairs such as cat fur, twisted synthetic and woollen fibres, a pollen grain, plant and insects.
它被放大了115倍,其中包括猫毛、扭曲的合成和羊毛纤维、花粉粒、植物和昆虫之类的长毛。
2
Household dust which includes long hairs such as cat fur, twisted synthetic and woollen fibres, serrated insect scales, a pollen grain, plant and insect remains.