run out of steam

US /rʌn aʊt əv stiːm/
UK /rʌn aʊt əv stiːm/
"run out of steam" picture
1.

stoom verliezen, energie verliezen, moe worden

to lose energy or enthusiasm and stop doing something, or to become tired and less effective

:
The project started strong, but it seems to be running out of steam now.
Het project begon sterk, maar het lijkt nu stoom te verliezen.
After working for ten hours, I started to run out of steam.
Na tien uur werken begon ik stoom te verliezen.