( lace) ADJECTIVE | ... OF SHOELACES | VERB + SHOELACE | SHOELACE + VERBADJECTIVEundone, untied解开的／未系的鞋带loose松开的鞋带knotted系上的鞋带◆a tightly knotted shoelace系紧的鞋带... OF SHOELACESpair一副鞋带VERB + SHOELACEdo up (BrE) , knot, tie系鞋带◆He's still a little young to tie his own shoelaces.他还有点儿小，不会自己系鞋带。undo, untie解开鞋带retie (NAmE) 重系鞋带break弄断鞋带SHOELACE + VERBbe undone, be untied (NAmE) 鞋带解开／未系come undone, come untied (NAmE) 鞋带开了／松了➡ topic at clothes