2 sentences for 点点 (diǎn​diǎn — speck)

1. 夜空中繁星点点。

   yè​kōng zhōng fán xīng diǎn​diǎn.

   The night sky is dotted with stars.

   Source: Dong Chinese Dictionary

2. 他的白衬衫上沾了几处点点油渍，看起来非常显眼。

   tā de bái chèn​shān shàng zhān le jǐ chù diǎn​diǎn yóu​zì, kàn qi​lai fēi​cháng xiǎn​yǎn.

   There were several oil stains on his white shirt, which made them very noticeable.

   Source: Dong Chinese Dictionary