英 [ˈθæŋkləs] 美 [ˈθæŋkləs]
adj. 不感谢的；忘恩的；不领情的；吃力不讨好的
thankless /ˈθæŋklɪs/
形容词 If you describe a job or task as thankless, you mean that it is hard work and brings very few rewards. 费力不讨好的
Football referees have a thankless task.
足球裁判的工作费力不讨好。
not feeling or showing gratitude
How sharper than a serpent's tooth it is / To have a thankless child!
同义词： ungrateful / unthankful
又有许多揭秘骗子(Cheater)来各处离间师父，师父都被人说是在(Is)干吃力不讨好(Thankless)的工作，然而师父仍旧保持着，爱你的人如果没有按你所希望的方式来爱你，那并不代表他们没有全心全意地爱你。
，这些人工什么要做这种出力不讨好(Thankless)的事故？只有把目光对准地平线的人才能找到自己的正确道路。
... 忘恩的 thankless ; ingrate thankless 忘恩者 ingrate 忘恩 忘恩 Undankbarkeit ...
... tenantless 无人租凭的 thankless 不感谢的 thawless 不融化的 ...
thankful 感谢的；欣慰的
thankfully 感谢地；感激地
thanklessly 徒劳的
thank 谢谢
thank 感谢
thankfulness 感激
thank 感谢
不感谢的；忘恩的；不领情的
As Heidi did not want to appear thankless, she replied sadly, "I can't tell you."
因为海蒂不想显得忘恩负义，她伤心地回答：“我不能告诉你。”
Football referees have a thankless task.
足球裁判的工作费力不讨好。
Sometimes being a mother and a housewife felt like a thankless task.
做母亲和家庭主妇有时使人觉得好像是个受累不讨好的差使。
They're too important simply to have been read once: Alas! What boots it with uncessant care To tend the homely slighted Shepherd's trade, And strictly meditate the thankless Muse?
它们太重要了，不能只读一遍：,哎！，这有何意义,整日做着简单无趣的牧羊人的营生，缪斯如此无情还要对其冥思苦想？
弥尔顿课程节选 : 耶鲁公开课
Does anyone have a more thankless job in America than Federal Reserve Chairman Ben Bernanke?
Writing about TV may be a lonely and thankless endeavor, but this part is pretty good.
American generals have been surprised and gratified by their allies' grit in a largely thankless task.