bacteria
Bacteria are very small living things that exist almost everywhere. While some can cause diseases and make people sick, many types are helpful for our health and the environment.
例文
3 / 5You should wash your hands with soap to kill the bacteria.
You should wash your hands with soap to kill the bacteria.
The researchers identified several types of bacteria in the water supply.
The researchers identified several types of bacteria in the water supply.
Gross, I bet there are so many bacteria on that old sponge!
Gross, I bet there are so many bacteria on that old sponge!
語族
覚え方のコツ
Think of the 'bac' in bacteria and a 'back'—if you have bacteria on your back, you need to wash it!
クイックテスト
The doctor said that the illness was caused by ____.
正解!
正解は: bacteria
例文
You should wash your hands with soap to kill the bacteria.
everydayYou should wash your hands with soap to kill the bacteria.
The researchers identified several types of bacteria in the water supply.
formalThe researchers identified several types of bacteria in the water supply.
Gross, I bet there are so many bacteria on that old sponge!
informalGross, I bet there are so many bacteria on that old sponge!
The study explores how bacteria develop resistance to common antibiotics.
academicThe study explores how bacteria develop resistance to common antibiotics.
Our new cleaning product is guaranteed to eliminate 99% of surface bacteria.
businessOur new cleaning product is guaranteed to eliminate 99% of surface bacteria.
語族
よく使う組み合わせ
よく使うフレーズ
good bacteria
healthy microorganisms in the body
gut bacteria
microorganisms living in the stomach/intestines
bacterial growth
the increase of bacteria numbers
よく混同される語
Bacteria are living cells that can live on their own, while viruses need a living host to survive.
Bacterium is the singular form (one), while bacteria is the plural form (many).
使い方のコツ
In everyday English, 'bacteria' is often used as a collective noun, but in scientific contexts, it is strictly the plural of 'bacterium'.
よくある間違い
Many learners say 'a bacteria', but they should say 'a bacterium' or just 'bacteria' when talking about them in general.
覚え方のコツ
Think of the 'bac' in bacteria and a 'back'—if you have bacteria on your back, you need to wash it!
語源
From the Greek word 'bakterion', meaning 'small staff' or 'rod', because the first bacteria seen under a microscope were rod-shaped.
文法パターン
文化的な背景
In modern health culture, people often distinguish between 'bad' bacteria that cause illness and 'good' bacteria found in foods like yogurt.
クイックテスト
The doctor said that the illness was caused by ____.
正解!
正解は: bacteria
関連語彙
A submicroscopic infectious agent that replicates only insid...
antibioticRelating to a substance that is capable of destroying or inh...
infectionAn infection is a sickness caused by tiny germs like bacteri...
microscopeA scientific tool used to see very small objects that are no...
hygieneHygiene refers to the practice of keeping yourself and your...
Healthの関連語
nose
A1The nose is the part of the face located above the mouth that you use for breathing and smelling. It contains nostrils which allow air to enter the respiratory system.
neck
A1The part of the body that connects the head to the rest of the body. It supports the weight of the head and allows it to turn and move.
chest
A1The chest is the upper front part of the human body between the neck and the stomach. It contains important organs like the heart and the lungs.
knee
A1The joint between the thigh and the lower leg in humans. It is a vital part of the body that allows the leg to bend and supports the body's weight while standing or moving.
heart
A1The organ in your chest that pumps blood through your body. It is also used to represent the center of your emotions, especially love.
cough
A1A cough is a sudden, noisy expulsion of air from the lungs that usually happens involuntarily. It is often a symptom of a cold, the flu, or an irritation in the throat.
stomachache
A1A pain in a person's stomach or the area around it. It is a common symptom often caused by eating too much, poor digestion, or a mild illness.
dizzy
A1Dizzy describes a feeling where you feel like you are spinning or losing your balance. It often happens when you are sick or if you turn around in circles very quickly.
nausea
A1Nausea is the feeling of being sick in your stomach and wanting to vomit. It often happens when you are ill, traveling in a car, or after eating bad food.
vomit
A1Vomit is the food and liquid that comes out of your stomach through your mouth when you are sick. It is the physical substance produced after throwing up.
コメント (0)
ログインしてコメント無料で言語学習を始めよう
無料で始める