duō / nián / méi / yǒu / qīng / lǐ / de / qiáng / jiǎo / jī / mǎn / le / chén / gòu / zuì / hǎo / jǐn / kuài / cā / xǐ / gān / jìng

多年没有清理的墙角积满了尘垢，最好尽快擦洗干净。

The corner had accumulated grime after years without cleaning, so it should be scrubbed soon.