bulb
gb/bˈʌlb/ us/bˈʌlb/
A2
英語
~ 6600
izzó, hagyma, gumiballon, bulbus
名詞
A2
1
izzó
A2
用法パターン：
[someone] changes a [bulb] in [a light]
The hallway bulb burned out, so I had to use a flashlight.
Kiégett az izzó az előszobában, ezért zseblámpát kellett használnom.
Can you change the light bulb in the kitchen ceiling?
Ki tudnád cserélni az izzót a konyhai mennyezeti lámpában?
We replaced all the old bulbs with LED bulbs to save energy.
There’s a spare bulb in the drawer next to the sink.
The lamp doesn’t work because the bulb is loose.
学習者向け例文
The bulb in my room is very bright.
A szobámban lévő izzó nagyon erős fényű.
My dad bought a new light bulb for the bathroom.
Apukám vett egy új izzót a fürdőszobába.
Please turn off the light and take out the bulb.
She screwed the bulb into the lamp.
This bulb uses less power than the old one.
よくある間違い：
Learners often confuse "bulb" with "lamp" or "light." In English, the bulb is only the replaceable part that produces light. The whole object that stands on a table or hangs from the ceiling can be called a lamp or a light, but not just a bulb.
意味
electric light bulb
コロケーション
light bulb
|change a bulb
|screw in a bulb
|energy-saving bulb
|LED bulb
|bulb burns out
類義語
lamp (Often refers to the whole light fixture, not just the replaceable bulb inside.)
対義語
darkness (Represents the absence of light, which is what you have when no bulb is on.)
テーマ
home
|technology
|daily life
|daily_life
定義
A small electric object in a lamp or light that gives light when it is turned on.
An electric light source, usually in a glass or plastic shell, that fits into a lamp or socket and produces light when electricity passes through it.
名詞
B1
2
hagyma
A2
用法パターン：
[someone] plants [bulbs] in [a place]
We planted tulip bulbs in the fall so they would bloom in spring.
Ősszel tulipánhagymákat ültettünk, hogy tavasszal nyíljanak.
Store the flower bulbs in a cool, dry place over winter.
A virághagymákat télen hűvös, száraz helyen tárold.
Each bulb will produce several new stems next year.
She ordered a variety of daffodil bulbs from the gardening website.
The onion bulbs were ready to harvest by late summer.
学習者向け例文
My mother plants flower bulbs in the garden.
Anyukám virághagymákat ültet a kertben.
This onion has a big bulb.
Ennek a hagymanövénynek nagy a hagymája.
You must put the bulbs in the soil before it gets too cold.
Each bulb can grow into one new plant.
He bought ten tulip bulbs at the market.
よくある間違い：
Learners sometimes think "bulb" only means a light bulb and do not recognize the gardening meaning. In plant contexts, "bulb" is about plants like onions, tulips, and garlic, not electricity.
意味
underground plant storage organ
コロケーション
plant bulbs
|tulip bulbs
|flower bulbs
|onion bulbs
|spring bulbs
|bulb catalog
類義語
tuber (Another type of underground storage organ (like a potato); similar in function but different in botanical structure.)
対義語
shoot (Refers to the new above-ground growth of a plant, the opposite part of the plant compared to the underground bulb.)
テーマ
gardening
|nature
|food
|science
定義
The round part of a plant that grows under the ground and can make a new plant, like an onion or a tulip bulb.
A rounded underground part of some plants, made of short stem and thick leaves, which stores food and can grow into a new plant.
名詞
B2
TECHNICAL
3
gumiballon
B2
用法パターン：
[someone] squeezes the [bulb] to move [air/liquid]
The nurse used a rubber bulb syringe to clear the baby’s nose.
A nővér gumiballonos orrszívót használt, hogy kitisztítsa a baba orrát.
Squeeze the bulb gently to draw water into the pipette.
Óvatosan nyomd össze a gumiballont, hogy vizet szívj fel a pipettába.
You inflate the cuff by repeatedly pressing the rubber bulb.
The thermometer’s bulb must be completely covered by the liquid.
A small bulb at the end of the dropper lets you control the drops.
学習者向け例文
She squeezed the rubber bulb to take some water.
Összenyomta a gumiballont, hogy egy kis vizet szívjon fel.
Press the bulb and air goes into the cuff.
Nyomd meg a gumiballont, és levegő jut a mandzsettába.
The dropper has a soft bulb on top.
Do not squeeze the bulb too hard.
The nurse cleaned the baby’s nose with a small bulb syringe.
よくある間違い：
Learners may not recognize this meaning and think of a light bulb instead. In medical or lab tools, "bulb" refers to the round part you squeeze, not something that gives light.
意味
squeezable hollow end of device
コロケーション
rubber bulb
|squeeze bulb
|bulb syringe
|bulb pipette
|press the bulb
|inflate by squeezing the bulb
類義語
pump (A broader term for any device that moves fluids; a bulb is a small, hand-squeezed type of pump.)
対義語
rod (A long, thin, solid part, contrasting with the rounded, hollow bulb at the end of some instruments.)
テーマ
science
|medicine
|tools
|daily_life
定義
The round, soft part of a tool that you press with your fingers to move air or liquid.
A rounded hollow part at the end of a small device, often made of rubber or similar material, that is squeezed by hand to draw in or push out air or liquid.
名詞
C1
TECHNICAL
4
bulbus
C1
用法パターン：
the [bulb] of [a body part]
The olfactory bulb processes information about smells before it reaches the brain cortex.
A szaglóbulbus feldolgozza a szagokkal kapcsolatos információt, mielőtt az eljutna az agykéregbe.
Inflammation in the bulb of the urethra can cause significant discomfort.
A húgycső bulbusának gyulladása jelentős kellemetlenséget okozhat.
Damage to the olfactory bulbs may result in a loss of smell.
The diagram labels the bulb at the base of the aorta.
The nerve fibers connect the retina to the optic bulb.
学習者向け例文
The doctor showed us the olfactory bulbs in a picture of the brain.
Az orvos megmutatta nekünk a szaglóbulbusokat egy agyi ábrán.
In anatomy class, we learned the names of different bulbs in the body.
Anatómiaórán megtanultuk a test különböző bulbusainak nevét.
The bulb is the round part at the end of this organ.
An injury to the olfactory bulb can change how you smell things.
This medical term uses "bulb" for a round body part.
よくある間違い：
Learners may not realize that "bulb" has a special meaning in anatomy and may think first of light bulbs. In medical texts, look at the context and other body-part words to recognize this sense.
意味
rounded enlarged body structure
コロケーション
olfactory bulb
|bulb of the urethra
|bulb of the aorta
|bulb of the eye
|anatomical bulb
|enlarged bulb
類義語
swelling (Describes a similar rounded enlargement, though "bulb" is a fixed anatomical term, not a temporary change.)
対義語
shaft (Refers to the long, narrow part of a structure, contrasting with the rounded bulbous end.)
テーマ
medicine
|biology
|body
|health
定義
In medical language, the round, bigger part at the end of a body organ.
A rounded, enlarged part at the end or base of an organ or structure in the body, such as the olfactory bulb in the brain.
文法
辞書形
bulb
IPA
GB/bˈʌlb/
US/bˈʌlb/
音節・強勢
bulb （1音節）
Stress on 1st syllable (bulb)
活用形
Noun
- Base: bulb
- Plural: bulbs
関連語
Forms
bulbs
noun
Related words
bulbous
adjective
lightbulb
noun
表現
light-bulb moment
1/lˈaɪt bˈʌlb mˈoʊmənt/
idiom
informal
sudden moment of understanding
A time when you suddenly understand something or get a new idea very clearly.
例文
- Halfway through the meeting, I had a light-bulb moment and saw how we could fix the problem.
- During the class, you could see the light-bulb moment on his face when the formula finally made sense.
- It was a real light-bulb moment when she realized she could turn her hobby into a business.