他有很大的志气，希望将来能成为一个成功的商人。
tāyǒu hěndà de zhìqì ， xīwàng jiānglái néng chéngwéi yígè chénggōng de shāngrén 。
He has great ambition and hopes to become a successful businessman in the future.
为了实现我的志气，我每天都努力学习。
wèile shíxiàn wǒde zhìqì ， wǒ měitiān dū nǔlì xuéxí 。
In order to fulfill my ambition, I study hard every day.
她的志气很高，从小就立志要成为科学家。
tāde zhìqì hěngāo ， cóngxiǎojiù lìzhì yào chéngwéi kēxué jiā 。
Her ambition is high; she aspired to become a scientist since she was young.