latch on

基本解释

As these rise, they latch on to dust in the air and become particulates, a quarter the size of a grain of sand.
上升过程中，这些元素附着在空气中的尘埃上，变成微粒，大小相当于一粒砂子的四分之一。
Humans tend to latch on to one specific piece of information when making decisions, in this case the habits of the actor.
人类往往抓住某一特有的信息就认定一个结论。在此调查中，这个特有的信息这就是演员所表现出来的习性。
Mainline Protestants, however, seemed delighted by the festival, and may well latch on to the emergents to shore up their shrinking numbers.
但主流的新教徒似乎因音乐节而感到高兴，他们可能对“新兴”运动稳定教徒人数的做法很感兴趣。

So basically, if we were to place a baby on the mother's abdomen, the baby would actually crawl up the mother's chest and choose which breast it would like to latch on to.
Dr.Vallenas says many mothers are discouraged from breast-feeding because they do not know how to get their baby to latch on properly to the breast's nipple, or because they suffer pain and discomfort.

These latch on to a protein that is expressed often in cancer cell but not in normal ones.
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After venture capital funding ran out, Fadell pitched his ideas to companies, and Apple happened to latch on.
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If someone latches onto a person or an idea or latches on, they become very interested in the person or idea, often finding them so useful that they do not want to leave them.
If one thing latches onto another, or if it latches on, it attaches itself to it and becomes part of it.