thankless的词源

英文词源

thankless (adj.)

"likely to not be rewarded with thanks," 1540s, from thank + -less. Related: Thanklessly; thanklessness.

中文词源

thankless：不感谢的，吃力不讨好的

thank,感谢，-less,无，没有。

该词的英语词源请访问找单词词源英文版：thankless 词源，thankless 含义。