under one's own steam

under one's own steam  {adv. phr.},  {informal}
Своими силами; без посторонней помощи.
The boys got to Boston under their own steam and took a bus the rest of the way.
We didn't think he could do it, but Bobby finished his homework under his own steam.
Категории: {adv. phr.} {informal}

'under one's own steam' on video