radiation
gb/ɹˌeɪdiˈeɪʃən/ us/ɹˌeɪdiˈeɪʃən/
B1
Английский
~ 4600
Значения
0 значений
Существительное
B1
event
1
energy sent out as waves or particles
Energy that comes from a source as waves or tiny particles, often from the sun or dangerous materials.
Модель употребления:
[something] gives off radiation
Частая ошибка:
Learners sometimes confuse 'radiation' with 'radio' or 'radiator', but they are unrelated concepts.
Синонимы
emission (A general term for something being sent out, not limited to energy.)
Антонимы
absorption (The process of taking in energy or particles rather than emitting them.)
Коллокации
radiation exposure
|radiation levels
|radiation therapy
|solar radiation
|ionizing radiation
Темы
science
|environment
|health
|nature
Примеры
- The scientists measured the amount of radiation coming from the reactor.
- Too much exposure to UV radiation can damage your skin.
- The satellite collects data on solar radiation.
- Radiation from the radioactive waste is dangerous to humans.
- Lead shielding can block most types of harmful radiation.
Примеры для изучающих
- The sun gives us light and radiation.
- Radiation from the sun can be strong in summer.
- Some machines use radiation to take pictures inside the body.
- Too much radiation is bad for health.
Существительное
technical
B2
action
2
medical use of radiation to treat disease
A medical treatment that uses powerful radiation to kill cancer cells.
Модель употребления:
receive radiation for [an illness]
Частая ошибка:
Learners may confuse 'radiation' (treatment) with 'radiation' as harmful exposure; context is important.
Синонимы
radiotherapy (Technical medical term for this treatment.)
Антонимы
chemotherapy (A different type of cancer treatment using drugs instead of radiation.)
Коллокации
radiation therapy
|radiation treatment
|undergo radiation
Темы
medicine
|health
|science
Примеры
- She is undergoing radiation for breast cancer.
- Radiation is often combined with chemotherapy for better results.
- The patient completed six weeks of daily radiation treatments.
Примеры для изучающих
- He gets radiation to treat his cancer.
- My aunt had radiation after surgery.
- Radiation can help kill cancer cells.
Существительное
B2
event
3
spreading outward from a central point
When something spreads out from the center in all directions.
Синонимы
dispersion (Focuses on scattering, not necessarily from a central point.)
Антонимы
concentration (Gathering together toward a central point.)
Коллокации
heat radiation
|wave radiation
Темы
science
|space
Примеры
- The design shows the radiation of lines from the center.
- Heat radiation occurs when warmth spreads out from a hot object.
- The explosion caused the radiation of shock waves in all directions.
Примеры для изучающих
- The sun makes heat radiation.
- The lines show the radiation from the middle point.
- Radiation happens when heat moves away from something hot.
Грамматика
Словарная форма
radiation
IPA
GB/ɹˌeɪdiˈeɪʃən/
US/ɹˌeɪdiˈeɪʃən/
Слоги и ударение
ra - di - ation (3 слога)
Stress on 3rd syllable (ation)
Формы слова
Noun
- Base: radiation
- Plural: radiation, radiations
Родственные слова
Forms
radiations
noun
Core family
Negative and opposite forms
nonradioactive
adjective
Advanced or less common
irradiate
verb
irradiation
noun
radiotherapy
noun
Выражения
radiation sickness
1/ɹˌeɪdiˈeɪʃən sˈɪknəs/
fixed phrase
technical
illness from too much radiation exposure
A serious illness caused by too much exposure to dangerous radiation.
Примеры
- Several workers developed radiation sickness after the accident.
- Radiation sickness can cause vomiting, hair loss, and even death.
radiation therapy
1/ɹˌeɪdiˈeɪʃən θˈɛɹəpi/
fixed phrase
technical
treatment using controlled radiation doses
A medical treatment that uses controlled amounts of radiation to kill cancer cells or other harmful cells.
Примеры
- She is receiving radiation therapy for her lung cancer.
- Radiation therapy is often combined with surgery for better results.
solar radiation
1/sˈoʊlɚ ɹˌeɪdiˈeɪʃən/
fixed phrase
technical
energy coming from the sun
Energy from the sun that travels as light or other invisible waves.
Примеры
- Solar radiation is stronger at high altitudes.
- Plants use solar radiation to make food through photosynthesis.