他的演讲过于平庸，没有新意。

tā de yǎnjiǎng guòyú píngyōng, méiyǒu xīnyì.

His speech is too mediocre, lacking innovation.

这部电影被批评为平庸之作。

zhè bù diànyǐng bèi pīpíng wéi píngyōng zhī zuò.

This movie has been criticized as mediocre.

平庸的表现使他失去了机会。

píngyōng de biǎoxiàn shǐ tā shīqùle jīhuì.

Mediocre performance caused him to lose opportunities.