crawler
gb/kɹˈɔlɚ/ us/kɹˈɔlɚ/
B1
Anh
Các nghĩa
0 nghĩa
Danh từ
technical
B2
entity
1
Automated web-indexing program
a computer program that visits websites automatically to collect information
Mẫu sử dụng:
[search-engine] crawler; a crawler crawls [site/page]
Lỗi thường gặp:
Do not use this for a normal web browser; a crawler works automatically.
Từ đồng nghĩa
spider (older or technical term for a web crawler)
|
bot (broader term for an automated program)
|
web robot (more formal technical term)
Cụm từ đi kèm
web crawler
|search-engine crawler
|Google crawler
|crawler bot
|crawler traffic
|crawler data
|block a crawler
|allow a crawler
|crawler access
|crawler activity
Chủ đề
internet
|technology
|software
|search
Ví dụ
- The crawler indexed the new pages overnight.
- Robots.txt tells crawlers which parts of the site they should not access.
- Search engines use crawlers to discover updated content.
Ví dụ cho người học
- A crawler found my new website.
- Some crawlers visit popular pages every day.
Danh từ
B1
entity
2
Person or animal crawling
someone or something that moves on hands and knees, or close to the ground
Mẫu sử dụng:
a [fast/slow/little] crawler
Lỗi thường gặp:
For a baby, a crawler is usually a baby who can crawl but cannot yet walk well.
Từ đồng nghĩa
creeper (less common and can also mean a plant or a strange person)
|
crawling baby (more specific and clearer for babies)
Từ trái nghĩa
walker (someone, especially a baby, who walks instead of crawls)
Cụm từ đi kèm
fast crawler
|slow crawler
|little crawler
|early crawler
|confident crawler
|floor crawler
|crawlers and walkers
Chủ đề
movement
|babies
|animals
Ví dụ
- At eight months, Maya was already a confident crawler.
- The tiny crawler disappeared under the leaf.
- This toy is designed to encourage crawlers to move toward it.
Ví dụ cho người học
- My baby is a fast crawler.
- The little crawler moved across the floor.
Danh từ
informal
C1
role
3
Overly flattering person
someone who praises an important person too much because they want something
Mẫu sử dụng:
a [complete/shameless] crawler; be a crawler to [someone]
Lỗi thường gặp:
This sense is mainly British and insulting; many Americans may prefer words like 'suck-up' or 'brown-noser'.
Từ đồng nghĩa
sycophant (more formal)
|
toady (old-fashioned or humorous)
|
bootlicker (stronger and more insulting)
|
suck-up (informal, especially North American)
Từ trái nghĩa
straight talker (someone who speaks honestly instead of flattering)
|
critic (someone who openly judges or disapproves)
Cụm từ đi kèm
complete crawler
|shameless crawler
|office crawler
|political crawler
Chủ đề
behavior
|workplace
|social_relations
Ví dụ
- Everyone knew he was a crawler who praised the manager for every minor decision.
- Don't be such a crawler - tell her what you really think.
- The article described the minister's advisers as ambitious crawlers.
Ví dụ cho người học
- He called his coworker a crawler.
- A crawler flatters the boss too much.
Danh từ
technical
C1
entity
4
Tracked heavy vehicle
a heavy machine that moves on tracks instead of wheels
Mẫu sử dụng:
a [heavy/tracked] crawler; crawler [tractor/crane/dozer]
Lỗi thường gặp:
Not every slow vehicle is a crawler; this use normally refers to a machine with tracks.
Từ đồng nghĩa
tracked vehicle (broader and more transparent)
|
crawler tractor (more specific type of crawler)
|
track-type tractor (technical industry term)
Từ trái nghĩa
wheeled vehicle (a vehicle that moves on wheels rather than tracks)
Cụm từ đi kèm
crawler tractor
|crawler crane
|crawler dozer
|crawler excavator
|tracked crawler
|heavy crawler
|crawler tracks
|crawler chassis
Chủ đề
construction
|vehicles
|engineering
|agriculture
Ví dụ
- The crew used a crawler to move across the muddy site.
- A crawler can climb rough ground more easily than a wheeled truck.
- The old crawler tractor was still working in the field.
Ví dụ cho người học
- The crawler moved slowly through the mud.
- A crawler has tracks, not normal wheels.
Danh từ
technical
C1
entity
5
Scrolling screen text
moving text on a screen that shows news or information
Mẫu sử dụng:
a [news/text] crawler; a crawler at the [top/bottom] of the screen
Lỗi thường gặp:
This is often called a 'ticker' or a 'crawl' in media contexts.
Từ đồng nghĩa
ticker (more common for news or market information)
|
crawl (standard media term for moving screen text)
|
scroll (broader term for moving text or display movement)
Từ trái nghĩa
static caption (text that stays in one place on the screen)
Cụm từ đi kèm
news crawler
|text crawler
|screen crawler
|headline crawler
|weather crawler
|crawler at the bottom of the screen
Chủ đề
media
|television
|news
|technology
Ví dụ
- The weather alert appeared in a crawler at the bottom of the screen.
- A news crawler listed election results throughout the broadcast.
- Viewers complained that the crawler covered part of the subtitles.
Ví dụ cho người học
- The news crawler moved across the screen.
- A crawler showed the weather warning.
Ngữ pháp
Dạng từ điển
crawler
IPA
GB/kɹˈɔlɚ/
US/kɹˈɔlɚ/
Âm tiết và trọng âm
crawl - er (2 âm tiết)
Stress on 1st syllable (crawl)
Các dạng từ
Noun
- Base: crawler
- Plural: crawlers
Cách diễn đạt
bar crawler
1/bˈɑɹ kɹˈɔlɚ/
fixed phrase
informal
Person visiting many bars
someone who visits several bars in one night
Ví dụ
- The city center was full of bar crawlers on Saturday night.
- A group of bar crawlers came in wearing matching shirts.
- The tour is popular with tourists, but locals often complain about noisy bar crawlers.
crawler crane
1/kɹˈɔlɚ kɹˈeɪn/
fixed phrase
technical
Crane on tracks
a crane that moves on tracks instead of wheels
Ví dụ
- The contractor brought in a crawler crane to lift the bridge sections.
- Crawler cranes are useful on muddy sites because their tracks spread the weight.
- Only trained operators are allowed to drive the crawler crane.
crawler gear
1/kɹˈɔlɚ ɡˈɪɹ/
fixed phrase
technical
Very low vehicle gear
a gear for moving very slowly but powerfully
Ví dụ
- Use crawler gear for the steepest section of the track.
- The tractor has crawler gears for heavy work in the field.
- In crawler gear, the vehicle moves slowly but can pull a heavy load.
crawler lane
1/kɹˈɔlɚ lˈeɪn/
fixed phrase
Lane for slow vehicles
a special lane for slow vehicles on a hill
Ví dụ
- Use the crawler lane if your truck cannot keep up on the hill.
- A crawler lane opens after the next bend for slow traffic.
- The lorry stayed in the crawler lane while cars passed on the right.
dungeon crawler
1/dˈʌnd͡ʒən kɹˈɔlɚ/
fixed phrase
Dungeon-exploration game
a game where players explore dungeons and fight monsters
Ví dụ
- The studio announced a new dungeon crawler with co-op combat.
- In this dungeon crawler, you explore caves, defeat monsters, and collect loot.
- Fans of old-school dungeon crawlers will enjoy the simple maps and difficult battles.
night crawler
1/nˈaɪt kɹˈɔlɚ/
fixed phrase
Large bait earthworm
a large worm often used for fishing
Ví dụ
- We bought a box of night crawlers for the fishing trip.
- After the rain, night crawlers appeared on the sidewalk.
- The children dug for night crawlers in the garden.