radiant
gb/ɹˈeɪdiənt/ us/ɹˈeɪdiənt/
B1
英语
~ 5000
义项
0 个义项
adjective
B1
property
1
emitting bright light or heat
Giving out bright light or heat.
用法模式：
[something] is radiant
常见错误：
Learners sometimes confuse 'radiant' with 'radioactive'; 'radiant' refers to light or heat, not radiation hazards.
近义词
luminous (Suggests steady, glowing light, often softer than 'radiant'.)
|
brilliant (Implies intense brightness, sometimes dazzling.)
反义词
dim (Lacking brightness or intensity of light.)
|
dull (Not bright, shining, or vivid.)
搭配
radiant light
|radiant heat
|radiant energy
|radiant sun
主题
science
|nature
|daily life
例句
- The radiant sun warmed the beach.
- Her face was lit by the radiant glow of the campfire.
- The lamp emitted a radiant beam across the room.
- Radiant heat filled the small cabin.
- The diamond sparkled with radiant brilliance.
学习者例句
- The sun is radiant in the morning.
- A fire is radiant at night.
- The lamp is radiant in the dark.
- The heater gives radiant warmth.
adjective
B1
property
2
looking very happy and healthy
Looking very happy and healthy.
用法模式：
[someone] is radiant
常见错误：
Some learners think 'radiant' here means 'bright in color', but it refers to expression and appearance.
近义词
beaming (Suggests a broad, joyful smile or expression.)
|
glowing (Often implies health, happiness, or satisfaction visible on the face.)
反义词
gloomy (Looking unhappy or depressed.)
|
haggard (Looking tired and unhealthy.)
搭配
radiant smile
|radiant bride
|radiant face
主题
emotions
|daily life
|health
例句
- She looked radiant on her wedding day.
- His radiant smile lit up the room.
- After the good news, she was positively radiant.
- The child was radiant with excitement.
- He appeared radiant after his recovery.
学习者例句
- She is radiant with joy.
- The bride is radiant.
- He is radiant after the win.
- Her face is radiant today.
adjective
technical
B2
property
3
related to radiation energy transfer
About energy moving as waves or rays, not by touch or movement of air.
近义词
emissive (Technical term for emitting radiation or light.)
反义词
conductive (Refers to energy transfer by direct contact, not radiation.)
搭配
radiant energy
|radiant flux
|radiant emission
主题
science
|physics
例句
- Radiant heat travels through space without heating the air first.
- Solar panels capture radiant energy from sunlight.
- Radiant transfer is important in thermal engineering.
学习者例句
- The sun sends radiant energy to Earth.
- A fire gives radiant heat.
- Radiant heat moves without air.
语法
词典原形
radiant
IPA
GB/ɹˈeɪdiənt/
US/ɹˈeɪdiənt/
音节与重音
ra - di - ant （3 个音节）
Stress on 1st syllable (ra)
词形变化
Adjective
- Base: radiant
词族
相关表达
radiant smile
1/ɹˈeɪdiənt smˈaɪl/
fixed phrase
very bright and happy smile
A big, happy smile that seems full of light.
例句
- His radiant smile made everyone feel welcome.
- She greeted us with a radiant smile.
radiant with joy
1/ɹˈeɪdiənt wˈɪθ d͡ʒˈɔɪ/
fixed phrase
looking very happy because of joy
Looking very happy because something good happened.
例句
- She was radiant with joy after hearing the news.
- The parents were radiant with joy at their child's success.