thankless
🇺🇸
/ˈθæŋkləs/
🇬🇧
/ˈθæŋkləs/
adjective
R
A task or job that is hard to do and does not get any appreciation or thanks from others.
Taking care of the kids all day can be a thankless job, but it's important for their upbringing.
整天照顾孩子可能是一件吃力不讨好的工作，但对他们的成长很重要。
translation
吃力不讨好