3 sentences

1. 他是中国现代文学的先驱。

   tā shì Zhōng​guó xiàn​dài wén​xué de xiān​qū.

   He is a pioneer of modern Chinese literature.

   Source: Dong Chinese Dictionary

2. 我们是先驱。

   wǒ​men shì xiān​qū.

   We're pioneers.

   Source: OpenSubtitles

3. 斯宾塞教授是社会学领域一位非常有影响力的先驱。

   Sī​bīn​sài jiào​shòu shì shè​huì​xué lǐng​yù yī wèi fēi​cháng yǒu yǐng​xiǎng​lì de xiān​qū.

   Professor Spencer is a highly influential pioneer in the field of sociology.

   Source: Dong Chinese Dictionary