If you describe someone as ungrateful, you are criticizing them for not showing thanks or for being unkind to someone who has helped them or done them a favour.
例句
I thought it was rather ungrateful...我覺得這樣做有些忘恩負義。You ungrateful brat.你這個沒良心的小壞蛋。
英漢詞典釋義
adj.
不感激的;不領情的;忘恩負義的
I won’t give her any more if she’s ungrateful.要是她不領情,我就再也不給她了。I can’t believe he didn’t even say thank you.How ungrateful can you get?他甚至連謝謝都沒說,真讓人難以相信。一個人怎么可能這么忘恩負義呢?
討厭的,令人不快的
an ungrateful task一項吃力不討好的任務
英英詞典釋義
Adjective
1. not feeling or showing gratitude;
"ungrateful heirs""How sharper than a serpent's tooth it is / To have a thankless child!"- Shakespeare
2. disagreeable;
"I will not perform the ungrateful task of comparing cases of failure"- Abraham Lincoln