latch

英 [lætʃ]

美 [lætʃ]

n.  门闩; 插销; 碰锁; 弹簧锁
v.  用插销插上; 用碰锁锁上

过去式：latched　复数：latches　现在分词：latching　过去分词：latched　第三人称单数：latches　

GRETEM8计算机

Collins.1 / BNC.14085 / COCA.11948

短语动词

短语用例

latch on (to sth)

latch onto sth

• 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

• 变得依附于
  to become attached to sb/sth
• 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
• 对…产生浓厚的兴趣
  to develop a strong interest in sth

习惯用语

n.

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

牛津词典

noun

• 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。
• 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

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

柯林斯词典

• N-COUNT 门闩；插销
  Alatchis 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。
• N-COUNT 碰锁；弹簧锁
  Alatchis 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
• VERB 用闩闩上；用碰锁锁上
  If youlatcha 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。

英英释义

noun

• catch for fastening a door or gate
• spring-loaded doorlock that can only be opened from the outside with a key
  Synonym:door latch

verb

• fasten with a latch
  1. latch the door

双语例句

• 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。
• 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。
• 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。
• 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。
• 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。
• 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。
• Don't forget to latch the door before you go to bed.
  睡觉前别忘了闩门。
• 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。
• 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。
• 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。