
好词典

源自拉丁语 'radiare'(意为发射光线),通过古法语 'radiant' 进入英语,词根与 'radius'(半径)相关,暗示从中心向外发散的特性。
❶ 形容光线或能量明亮耀眼地散发,常用于描述阳光、笑容等带来温暖或愉悦感的事物。
“The morning sun was radiant over the mountains.”
(晨光灿烂地照耀在山脉上。)
“She gave him a radiant smile that lit up the room.”
(她对他绽放的笑容让整个房间都明亮起来。)
❶ 物理学中描述能量以电磁波形式向外扩散的现象,如热辐射或光辐射。
“Solar panels convert radiant energy into electricity.”
(太阳能板将辐射能转化为电能。)
“The radiant heat transfer is important in thermodynamics.”
(辐射传热在热力学中非常重要。)
radiant with — 用来形容某人因强烈情感(如喜悦、爱意)而容光焕发的状态。
“Her face was radiant with joy when she saw her newborn baby.”
(当她看到新生儿时,脸上洋溢着喜悦的光芒。)
radiant energy — 物理学术语,指以电磁波形式传播的能量,如光能、热能。
“Plants absorb radiant energy from the sun for photosynthesis.”
(植物吸收太阳的辐射能进行光合作用。)