尘垢

fáng wū bù jīng cháng dǎ sǎo chén gòu hěn kuài jiù huì yuè jī yuè duō

房屋不经常打扫，尘垢很快就会越积越多。

Dust and dirt soon accumulate if a house is not cleaned regularly.

tā men céng shēng huó zài chén gòu yǔ āng zāng zhī zhōng

她们曾生活在尘垢与肮脏之中。

They had lived amid dirt and foulness.

yīng gāi bì miǎn chén gòu shuǐ dī jīn shǔ suì xiè huò qí tā zá wù qīn rù

应该避免尘垢、水滴、金属碎屑或其他杂物侵入。

It should be kept away from dust and dirt, water drops, metal detritus and other things.