他并非缺乏勤奋,而是满足于平庸,从不愿意挑战更高标准。Tā bìngfēi quēfá qínfèn, ér shì mǎnzú yú píngyōng, cóng bù yuànyì tiǎozhàn gèng gāo biāozhǔn.He is not lacking in diligence; rather, he is content with mediocrity and never willing to challenge higher standards.
她不想过平庸的一生,所以决定出国学艺术。Tā bù xiǎng guò píngyōng de yìshēng, suǒyǐ juédìng chūguó xué yìshù.She doesn't want a mediocre life, so she decided to go abroad to study art.
这部电影情节平庸,看完很快就忘了。Zhè bù diànyǐng qíngjié píngyōng, kànwán hěn kuài jiù wàng le.This film's plot is mediocre, and I forgot it soon after watching.