"Famous agricultural scientist" 用英语可以说为 "renowned agricultural scientist" 或 "noted agricultural scientist"。
"Renowned" 是指因其卓越的成就或地位而受到尊敬或赞誉的人。它来自拉丁语 "renovare"，意为 "重新建立"或 "恢复"。
"Noted" 是指因其显著的成就或地位而被人所知晓的人。它来自拉丁语 "notare"，意为 "记录"或 "标记"。
英文例句：
Jane Smith is a renowned agricultural scientist who has made significant contributions to the field of crop genetics.
中文翻译：简·史密斯是一位著名的农业科学家，在作物遗传学领域做出了重大贡献。
Dr. John Doe is a noted agricultural scientist who has pubpshed several influential papers on sustainable farming practices.
中文翻译：约翰·道博士是一位著名的农业科学家，发表了多篇有影响力的可持续农业实践论文。