Verb:

1. take hold of or attach to;

   "The biochip latches onto the genes"
   

2. adopt;

   "take up new ideas"
   

3. understand, usually after some initial difficulty;

   "She didn't know what her classmates were plotting but finally caught on"
   

Other trades have been quick to latch on.

其他行业很快便紧跟而上。

The repairman installed an iron latch on the door.

修理工在门上安了铁门闩.

Would you mind repeating that, I didn't quite latch on.

你能重复一遍吗?我不太明白.

We really don't latch on to what he talked about.

我们真弄不懂他说的是什么.

If I could only latch on to some of your know how!

要是我能有一点你的那种诀窍就好了.

Can I latch on to some of your money?

可以借钱给我吗?

Reaching down, he unfastened the latch on the gate.

快要下车时, 他解开了大门的门闩.

Position the latch on the hood inner panel.

把锁闩定位在引擎罩内板上.

latch on to some very valuable books.

搞到几本极有价值的书.

For example : R 1 service door upper guide and door latch on doorframe is worn.

R1 服务门上导轨和门框的门闩陈旧并且磨损.

We warned her not to latch on to just any man who smiled at her.

我们告诫过她,不要见向她微笑的男人就亲近.

He's on fool, he'll latch on soon enough to what you are doing.

他可不是傻瓜, 他很快就会看出你这是在干什么.