shoelace
n. 鞋带
复数 shoelaces
例句
Your shoelace is undone.
你的鞋带松开了。
《牛津词典》
By the mouth of the tunnel he bent to retie his shoelace.
到隧道的入口处,他弯腰重新系了系鞋带。
《柯林斯英汉双解大词典》
But it does have an important purpose; it is sort of like the plastic tip on each end of a shoelace.
但它确实有一个重要的目的。它有点像鞋带两端的塑料头。