unties , untying , untied
If you untie something that is tied to another thing or if you untie two things that are tied together, you remove the string or rope that holds them or that has been tied around them.
Nicholas untied the boat from her mooring.
尼古拉斯解开泊船的缆绳。
Just untie my hands.
快松开我的双手。
If you untie something such as string or rope, you undo it so that there is no knot or so that it is no longer tying something.
She hurriedly untied the ropes binding her ankles.
她赶紧解开绑着自己双脚的绳子。
When you untie your shoelaces or your shoes, you loosen or undo the laces of your shoes.
undo , unfasten
She untied the laces on one of her trainers.
她解开了一只运动鞋的鞋带。