/'reɪdɪeɪt; `redɪ,et/
v
1 (a) [Tn] send out rays of (light or heat) 发出（光或热）
*a stove that radiates warmth 发出热量的火炉.
(b) [Ipr] ~ from sth (of light or heat) be sent out from sth by radiation （指光或热）从某物中发出
*warmth radiating from the stove 从火炉中散发出来的热量.
2 (a) [Tn] (fig 比喻) (of a person) give forth a feeling of (sth) （指人）显露（某种神情或样子）
*radiating confidence, enthusiasm, health, etc 显示出信心、热情、健康等.
(b) [Ipr] ~ from sb/sth (fig 比喻) (of a feeling) be given forth by sb/sb's eyes, etc （指感情）自某人[某人的眼睛]等处流露出来.
3 (of lines, etc) spread out like radii from a central point （指线路等）自中心向各方伸展
*Five roads radiate from this roundabout. 有五条道路以这个环状交叉路为中心向各方伸展开.

v
[Date: 1600-1700; Language: Latin;Origin: , past participle of radiare, from radius; RADIUS]
[I and T]
if someone radiates a feeling, or if it radiates from them, it is very easy to see that this is how they feel
　He radiated calm confidence.
radiate from
　Kindness radiated from her.
[I always + adverb/preposition, T]
if something radiates light or heat, or if light or heat radiates from something, the light or heat is sent out in all directions
　The log fire radiated a warm cosy glow.
radiate from
　Heat radiated from the glowing coals.
[I always + adverb/preposition]
if things radiate from a central point, they spread out in different directions from that point
radiate out/from
　There were tiny lines radiating from the corners of her eyes.