tā / bù / xiǎng / dì / yí / ge / cān / jiā / zhè / ge / yǒu / fēng / xiǎn / de / xiàng / mù / pà / zì / jǐ / chéng / le / xiǎo / bái / shǔ

他不想第一个参加这个有风险的项目，怕自己成了小白鼠。

He does not want to be the first to join this risky project because he is afraid of becoming a human guinea pig.