1
- an experienced and trusted adviser（经验丰富值得信赖的）导师; 指导者：
he was her friend and mentor until his death in 1915.
直到1915年他去世为止, 他一直是她的良师益友。
1.1
- an experienced person in a company, college, or school who trains and counsels new employees or students师傅; 导师; 指导者。
词源
mid 18th cent.: via French and Latin from Greek Mentōr, the name of the adviser of the young Telemachus in Homer's Odyssey.