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Radiation
01
energy transmitted through space or matter in the form of waves or particles
Các ví dụ
The sun emits radiation that warms the Earth.
Microwaves use radiation to heat food.
02
the act or process of spreading outward from a central point
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Light radiation from the lamp illuminated the entire room.
Heat radiation from the fire warmed the surrounding area.
03
the medical treatment of disease, especially cancer, using controlled exposure to radioactive substances or energy
Các ví dụ
She underwent radiation to shrink the tumor.
Radiation therapy is often combined with chemotherapy.
04
a fan-like arrangement of nerve fibers that connect different regions of the brain
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The corona radiata is a well-known brain radiation.
MRI scans can show the radiation of white matter fibers.
05
the expansion of a species into new habitats
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The radiation of mammals occurred after the extinction of dinosaurs.
Plant radiation into new areas can change the local ecosystem.
06
the spontaneous emission of particles or electromagnetic rays from radioactive substances
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Uranium undergoes radiation, releasing alpha particles.
Nuclear decay produces radiation that can be detected with instruments.
07
illness resulting from exposure to ionizing radiation, with symptoms ranging from nausea to death depending on dosage
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Survivors of the nuclear accident suffered from severe radiation.
Radiation can damage bone marrow and weaken the immune system.
Cây Từ Vựng
irradiation
radiation
radiate
radi
