他总是不服气，觉得自己是对的。
tā zǒngshì bù fúqì ， juéde zìjǐ shì duì de 。
He is always unwilling to concede, believing that he is right.
在比赛中，她不服气，想要挑战对手。
zài bǐsài zhōng ， tābù fúqì ， xiǎngyào tiǎozhàn duìshǒu 。
During the competition, she is unwilling to concede and wants to challenge her opponent.
即使输了，他还是不服气。
jíshǐ shūle ， tā háishì bù fúqì 。
Even after losing, he is still unwilling to concede.