| 1. | She cleaned the dirt from her finger-nails .
她从指甲里剔掉污垢。 |
| 2. | At times soils may diffuse into the fibers .
有时污垢甚至会渗入纤维内部。 |
| 3. | Skin particles are a form of soil .
皮肤碎屑是污垢的一种形式。 |
| 4. | Expansion of the surface may lead to dislodgement of some soil .
表面扩大会使一些污垢移动。 |
| 5. | The pages had been thumbed into a state of extremely dirty softness .
纸张被手指翻动得污垢不堪、又烂又软。 |
| 6. | Fluid stains do not spread uniformly even over smooth single fibers .
流体污垢即使在光滑的单纤维上面也不会均匀分布。 |
| 7. | Soil adhesion may be reduced even if water cannot readily permeate the soil layer .
即使水不易进入污垢内层，也能降低污垢的吸附作用。 |
| 8. | Her bed was at the very end of the ward, near a cracked window thickened with grime .
她的床在病房的尽头，靠近一扇积满污垢的破玻璃窗。 |
| 9. | In extreme cases there may be rupture of solid particles during the laundering .
在某些个别情况下，有的污垢颗粒在清洗过程中有可能被粉碎。 |
| 10. | Representative oily soil compositions are more easily made up from pure chemical ingredients .
有代表性的油质污垢，则比较容易用纯化学品成分配制。 |
