thanklessly

常见例句

They seldom labour their wits on thankless task.
他們很少爲喫力不討好的工作動腦筋。
I did much for him but what I got was only his thankless complaints.
我爲他做了那麽多，但得到的衹是他不知感恩的抱怨。
Giving advice is usually a thankless act.
進忠告通常是一種不令人感激的行爲。
Nobody was keen to take on such a thankless task.
沒有人願意承擔這種費力不討好的任務。
SAVING the world is a thankless task.
拯救世界是一個費力不諂媚的義務。
Oh, the thankless life of a servant droid.
哦，一個機器僕人喫力不討好的一生。