shoestring
noun [ C usually plural ] uk/ˈʃuː.strɪŋ/ us/ˈʃuː.strɪŋ/
US鞋带
a shoelace
Idiom
on a shoestringidiom informal 以极少量资金
If you do something on a shoestring, you do it with a very small amount of money.
The film was made on a shoestring. 这部电影是个小制作。