Subject + 脾气 + Adjective
脾气 (píqi) means temper or disposition, referring to a person's characteristic mood or tendency to anger. It is commonly used in phrases like 脾气好 (good-tempered) or 脾气大 (bad-tempered) to describe someone's personality.
我爸爸脾气很好,从来不发火。
Wǒ bàba píqi hěn hǎo, cónglái bù fāhuǒ.
My dad has a very good temper and never loses it.
他今天脾气不太好,你别去惹他。
Tā jīntiān píqi bú tài hǎo, nǐ bié qù rě tā.
He's in a bad mood today; don't go provoke him.
小孩子闹脾气的时候,要有耐心。
Xiǎo háizi nào píqi de shíhou, yào yǒu nàixīn.
When little children throw tantrums, you need to be patient.