2 sentences

1. 他的手很有表现力。

   tā de shǒu hěn yǒu biǎo​xiàn​lì.

   He has very expressive hands.

   Source: OpenSubtitles

2. 这句诗中巧妙地用了一个典，增强了表现力。

   zhè jù shī zhōng qiǎo​miào de yòng le yī gè diǎn, zēng​qiáng le biǎo​xiàn​lì.

   This line of poetry skillfully uses a literary allusion, enhancing its expressiveness.

   Source: Dong Chinese Dictionary