tie-up = something you tie the animal up with When you milk the cows, the cows are "tied" to something so they keep still.

扎好的东西（ tie-up的名词复数 ）；停泊的场所；牛棚；停泊处 1.That means traditional tie-ups will become rarer and exotic unions more common. 这就意味着传统的党间合作将越来越少，而新奇的联盟将更加普遍。 来自互联网 2. And cross border tie-ups are also becoming more acceptable to regulators. 而且跨境交易也越来越被监管者所接受。 来自互联网 3. Whether the tie-ups should be judged a success is subject to fierce debate. 围绕这些合作关系是否应被判定为成功，人们存在激烈的争论。