adj.不感謝的；忘恩的；吃力不討好
副詞: thanklessly 名詞: thanklessness
Adjective:not feeling or showing gratitude;
"ungrateful heirs"
"How sharper than a serpent's tooth it is / To have a thankless child!"
not likely to be rewarded;
"grading papers is a thankless task"
以上就是本站詳細整理的詞語thankless是什么意思的翻譯解釋，供大家參考一下。
When friends come a long way..it seems pretty thankless to send them away without so much as a cup of tea.