我的梦想是成为一个科学家当我长大。

My dream is to be a scientist when I grow up.

youdao

有些人想要成为老师，还有的像成为科学家，我的梦想是成为一名医生。

Some want to be teachers, others want to be scientists. My dream is to become a doctor.

youdao

我的梦想是成为一个科学家，因为我喜欢挑战性的工作，很想研究和发现新的解决方案，可以治疗多种疾病，目前终端。

My dream is to be a scientist because I like challenging tasks and would really want to research and discover new solutions that could cure many illness that are currently terminal.

youdao