导师 /tɑʊ˧˥ ʂɨ˥/ Noun

English: mentor
한국어: 멘토

Example

她对许多年轻演员而言，既是朋友，也是一位【良师益友】。
She was a friend and mentor to many young actors.
良师益友 (liáng shī yì yǒu) 强调了亦师亦友的温暖关系。