科学家在英语中被称为"scientist"。这个词源自拉丁语"scientia"，意思是"知识"或"学问"。在英语中，这个词被用来描述一个专门研究科学的人。
例句：
The scientists in the lab were working on a new discovery.
(实验室里的科学家正在进行新的发现。)
He became a scientist because he was always curious about how things worked.
(他成为科学家是因为他总是对事物的运作方式感到好奇。)
She is a renowned scientist in the field of cpmate change.
(她是气候变化领域的著名科学家。)