latch

noun

1. 门闩；插销
   a small metal bar that is used to fasten a door or a gate. You raise it to open the door, and drop it into a metal hook to fasten it.
   1. He lifted the latch and opened the door.
      他拉起门闩开了门。
2. 碰锁；弹簧锁
   a type of lock on a door that needs a key to open it from the outside
   1. She listened for his key in the latch.
      她留神听着他把钥匙插入门锁。

verb

1. 用插销插上；用碰锁锁上
   to fasten sth with a latch

1. N-COUNT 门闩；插销
   A latch is a fastening on a door or gate. It consists of a metal bar which you lift in order to open the door.
   1. You left the latch off the gate and the dog escaped.
      你没把门闩插上，所以狗跑了。
2. N-COUNT 碰锁；弹簧锁
   A latch is a lock on a door which locks automatically when you shut the door, so that you need a key in order to open it from the outside.
   1. ...a key clicked in the latch of the front door.
      钥匙插进前门弹簧锁里发出咔嗒一声
3. VERB 用闩闩上；用碰锁锁上
   If you latch a door or gate, you fasten it by means of a latch.
   1. He latched the door, tested it, and turned around to speak to Frank.
      他把门锁上，又试了试，然后转身和弗兰克说话。

1. Foley followed Albert through the gate, taking care to close the latch.
   福利跟着艾伯特穿过大门，特意将门闩插好。
2. You left the latch off the gate and the dog escaped.
   你没把门闩插上，所以狗跑了。
3. He latched the door, tested it, and turned around to speak to Frank.
   他把门锁上，又试了试，然后转身和弗兰克说话。
4. Reaching down, he unfastened the latch on the gate
   他伸手打开了门闩。
5. So resolved, I grasped the latch and shook it vehemently.
   如此决定了。我就抓住门闩，使劲摇它。
6. It is never fastened with anything but a latch, either by day or by night.
   白天和夜里，它都只上一个活闩。
7. The number of sequential scans is out of control as are the buffer waits and latch waits.
   顺序扫描数、以及缓冲区等待数和闭锁等待数已经失控。
8. You can walk in because the door is on the latch.
   你可以进去，因为门闩上了但没有上锁。
9. That gate won't latch shut.
   那扇门闩不上了。
10. We saw him lift the latch and pause for a moment in the doorway.
    我们看着他拿起门插，在门口停了一会。
11. The channel counter and decoder provide the channel select information to the data latch and transmit logic circuits.
    通道计数器和解码器向数据锁存和传送逻辑电路提供通道选择信息。
12. The connector includes a housing having an exterior latch that secures it to an adapter.
    连接器包括一外套，其具有一个将连接器紧固到适配器上的外部碰锁。
13. Like mutexes, the condition structure also contains a latch structure and a wait list.
    像互斥一样，条件结构也包含闩锁结构和一个等待列表。
14. Don't forget to latch the door before you go to bed.
    睡觉前别忘了闩门。
15. The repairman installed an iron latch on the door.
    修理工在门上安了铁门闩。
16. Releasing the latch through the broken window, they opened the door.
    他们从破窗户里伸手进来拉开了车闩，打开了门。
17. Place a slide lock or hook-and-eye latch hign on the door, out of child's reach.
    一套钩或滑锁和门闩凯眼睛的门，走出儿童接触。
18. Slowly and quietly, he opened the latch to the front door.
    他缓缓地、悄悄地打开大门的门闩。
19. And every night, about midnight, I turned the latch of his door and opened it-oh so gently!
    和每一个午夜晚上，我把他的门闩打开了-哦这样轻轻！
20. Clearing occurs as the held loop slips off the latch and onto the stem as the needle moves upwards.
    在针向上运动时，被握持的线圈从针舌上滑到针杆上，为退圈。
21. She meekly closed the door so that I barely heard the latch click.
    她温顺地关闭了门以便我几乎不能了门闩点击。
22. Mainly for Door Latch, Window Regulator, Brake System.
    主要用于汽车门锁，玻璃升降器，刹车系统。
23. In the arithmetic device, the master latches latch a plurality of ( such as two) input data.
    在这种算术装置中，输入主级闩是用来闩锁数个（如两个）输入资料。
24. 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。
25. The comparator includes a preamplifier, a dynamic latch and a clocked inverter.
    该比较器包含一级预放大器、动态锁存器及时钟控制反相器。
26. He turned the latch of the door and opened it so gently.
    他打开了门的插销，把门轻轻的推开了。
27. An optional latch bolt monitoring switch provides status and facilitates use in access control systems.
    在访问控制系统里面，一个可选的碰簧销监测交换机提供的状态和帮助。
28. This rifle has a Harris-type magazine with external latch, which controlled the movement of the magazine follower.
    这枪有一个杂志的追随者哈里斯型杂志与外部锁存运动，控制。
29. This latch is clearly visible just below and to the rear of the rear sight.
    这是显而易见的闩锁下方和后方的视线的后方。

latch on (to sth)

latch onto sth

1. 理解，懂得，领会（想法或某人的话）
   to understand an idea or what sb is saying
   1. She listened for his key in the latch.
      她留神听着他把钥匙插入门锁。

latch on (to sb/sth)

latch onto sb/sth

1. 变得依附于
   to become attached to sb/sth
2. 纠缠，缠住（某人）
   to join sb and stay in their company, especially when they would prefer you not to be with them
3. 对…产生浓厚的兴趣
   to develop a strong interest in sth

n.

on the latch

• 关着但未锁上
  closed but not locked
  1. Can you leave the door on the latch so I can get in?
     你别锁门好不好？我好进来。

noun

1. catch for fastening a door or gate

2. spring-loaded doorlock that can only be opened from the outside with a key

   Synonym:    door latch

verb

1. fasten with a latch
   1. latch the door