Meaning of piān:
偏
to lean; to slant; to deviate from average; to stray from the intended line
Shù zài fēng zhōng yǒu xiē piān xiàng yī biān.
树在风中有些偏向一边。
The tree leans to one side in the wind.
Tā de guāndiǎn yǒudiǎn piānjī.
他的观点有点偏激。
His views are a bit extreme.
Jīntiān de tiānqì yǒudiǎn piān lěng.
今天的天气有点偏冷。
Today's weather is a bit colder than usual.
Zài tǎolùn zhōng, tā de guāndiǎn zǒng shì yǔ zhǔtí yǒuxiē piān.
在讨论中,他的观点总是与主题有些偏。
In the discussion, his opinions always slightly stray from the topic.
oblique; prejudiced
Dàolù zài zhèlǐ yǒu gè piān jiǎo.
道路在这里有个偏角。
The road has an oblique angle here.
Tā duì zhège wèntí de kànfǎ yǒuxiē piānjiàn.
他对这个问题的看法有些偏见。
He has a somewhat prejudiced view on this issue.
stubbornly; contrary to expectations
Tā míng zhīdào bú duì, piān yào zhèyàng zuò.
他明知道不对,偏要这样做。
He knows clearly it's wrong, yet he stubbornly wants to do it this way.
Wǒ ràng tā bùyào zhèyàng zuò, tā piān yào zhèyàng zuò.
我让他不要这样做,他偏要这样做。
I told him not to do this, but he insisted on doing it anyway.