ADJ 非科班出身的;未经正式训练的 If someone is untutored, they have not been formally trained to do something, although they may be quite skilled at it. 非科班出身的;未经正式训练的 [formal]
This untutored mathematician had an obsession with numbers.
这位非科班出身的数学家对数字特别痴迷。
They had left school at fifteen and were quite untutored in writing. [+ in]