9 sentences

1. 他从小就立志当医生。

   tā cóng​xiǎo jiù lì​zhì dāng yī​shēng.

   He has aspired to be a doctor since he was a child.

   Source: Dong Chinese Dictionary

2. 他立志要光宗耀祖。

   tā lì​zhì yào guāng​zōng​yào​zǔ.

   He is determined to bring honor to his ancestors.

   Source: Dong Chinese Dictionary

3. 他当少年时便立志报国。

   tā dāng shào​nián shí biàn lì​zhì bào​guó.

   When he was a youth, he determined to serve his country.

   Source: Dong Chinese Dictionary

4. 他立志为民除害，锄奸扶弱。

   tā lì​zhì wèi mín chú​hài, chú jiān fú​ruò.

   He is determined to eliminate evils for the people, rooting out traitors and helping the weak.

   Source: Dong Chinese Dictionary

5. 他投笔从戎，立志要保家卫国。

   tā tóu​bǐ​cóng​róng, lì​zhì yào bǎo​jiā​wèi​guó.

   He gave up his pen for the sword, determined to defend his country.

   Source: Dong Chinese Dictionary

6. 他从小就立志要成为一名医生。

   tā cóng xiǎo jiù lì​zhì yào chéng​wéi yī míng yī​shēng.

   He has been determined to become a doctor since he was a child.

   Source: Dong Chinese Dictionary

7. 他在青年时期就立志要当一名医生。

   tā zài qīng​nián shí​qī jiù lì​zhì yào dāng yī míng yī​shēng.

   He aspired to be a doctor since his youth.

   Source: Dong Chinese Dictionary

8. 他从小就立志长大后要参军报效国家。

   tā cóng xiǎo jiù lì​zhì zhǎng​dà hòu yào cān​jūn bào​xiào guó​jiā.

   Since he was a child, he has been determined to join the army and serve his country when he grows up.

   Source: Dong Chinese Dictionary

9. 他充满雄心，立志要在科学领域取得重大突破。

   tā chōng​mǎn xióng​xīn, lì​zhì yào zài kē​xué lǐng​yù qǔ​dé zhòng​dà tū​pò.

   He is full of ambition and determined to make a major breakthrough in science.

   Source: Dong Chinese Dictionary