1
latch sth
及物用法，宾语是门、窗等用闩锁锁住的东西。
Please latch the gate before you leave.
离开前请把门闩上。
闩上；用门闩锁住
latching — present participle of latch
先理解核心含义，再看它在真实句子里的用法。
闩上；用门闩锁住
To fasten, close, or secure something with a latch.
Please latch the gate before you leave.
离开前请把门闩上。
像用门闩一样关闭或锁上。
To close or lock as if with a latch.
抓住；握住。
To catch; lay hold of.
使用闩锁(一种轻型锁)。
To use a latch (kind of lightweight lock).
用闩锁住
fasten with a latch
latch
Base
原形
latches
3rd person
第三人称单数
latching
-ing
现在分词
latched
Past
过去式
latched
Past participle
过去分词
She latches the gate every evening.
她每天晚上闩上大门。
He latched the door before going to bed.
他睡觉前用门闩把门闩上了。
The baby has latched onto the breast.
婴儿已经含住乳房。
规则动词。latch onto 可表示“抓住；理解”，也可指婴儿含住乳房。
Could you latch the gate so the dog doesn't get out?
你能把门闩上，免得狗跑出去吗？
AI contextual example
The guard latched the heavy door behind us.
警卫在我们身后把沉重的门闩上了。
AI contextual example
You should latch the window before the storm arrives.
暴风雨来临前你应该把窗户闩好。
AI contextual example
latch the door
闩上门
WordNet
及物用法，宾语是门、窗等用闩锁锁住的东西。
Please latch the gate before you leave.
离开前请把门闩上。
不及物用法，指婴儿含住乳房吃奶；也可接宾语说 latch onto sth，表示抓住或缠住。
The baby tried to latch on but kept slipping.
宝宝试着衔乳，但一直含不住。
介词短语结构，表示紧紧抓住或握住某人/某物。
He latched onto the rope and pulled himself up.
他抓住绳子把自己拉了上去。
Not this
He latched the shed with a padlock.
Use this
He locked the shed with a padlock.
latch 作动词指“用门闩闩上”，而 padlock（挂锁）要用 lock。中文的“锁”涵盖多种锁具，英语要根据工具选择动词：挂锁用 lock，门闩用 latch。
Not this
The baby latched the breast and started feeding.
Use this
The baby latched onto the breast and started feeding.
在哺乳义中，latch 是不及物动词，表示“含住乳房”时要说 latch onto；直接把 breast 作宾语会变成“闩住乳房”，语义错误。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
把门闩上
Don't forget to latch the door before you go to bed.
睡觉前别忘了把门闩上。
（门等）关上并闩住
The heavy door latched shut with a click.
沉重的门咔嗒一声闩上了。
（婴儿）衔乳吃奶
The baby latched on after a few tries.
试了几次后，宝宝衔住乳头吃了起来。
紧紧抓住；抓住不放
The toddler latched onto her mother's leg.
学步的孩子紧紧抱住妈妈的腿。
缠住不放；紧紧抓住（想法、机会等）
The child latched on to her mother's arm and wouldn't let go.
孩子紧紧抓住妈妈的胳膊不肯放手。
明白；理解
He's a bit slow to latch on.
他领悟得有点慢。
抓紧我
In Disclosure's song "Latch", Sam Smith sings, "Latch onto me."
在 Disclosure 的歌曲《Latch》中，萨姆·史密斯唱道：“抓紧我。”
Use latching naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
联想：latch 门闩，拉一下锁上；宝宝吃奶时也会“latch on”牢牢含住。
语域：mixed 常见场景：家居（用闩锁门/窗）、育儿（衔乳）、口语（latch onto 抓住/缠上） 作动词时，latch 常表示“用闩锁住”，较中性；而 latch onto 则多用于口语，意为“抓住、缠上”；“衔乳”比较常见于育儿语境。具体用哪个义项取决于搭配和场合。
latch 读 /lætʃ/。catch、patch、hatch、match、batch 的结尾都发 /ætʃ/，与 latch 押韵。watch 拼写以 -atch 结尾，但读 /wɒtʃ/（美式常读 /wɑːtʃ/），并不押韵。
Dictionary facts from ECDICT, WIKTIONARY.