shoestring
US
UK shoestring n: (lace of a shoe)
SC 鞋带 xié dài
Pat tripped over his shoestring because it was untied.
on a shoestring adv: figurative (within a tight budget)
SC 经费有限，资金微薄
shoestring budget n: figurative (tight budget)
SC 紧张的预算
SC 预算吃紧