He gave a radiant smile when he heard the news.

他听到这个消息露出欣喜微笑。

The sun is a radiant body.

太阳是一个体。

She was radiant with joy.

她因高兴而精神焕。

Petals white, obovate or subround, base cuneate, apex notched with small incurved lobule, outer petals in umbellule sometimes enlarged (radiant).

花瓣白色，倒卵形或近圆形，基部楔形，先端具缺刻具小弯曲小裂片，小伞形花序外部花瓣在放大(辐射状)。

On this morning she was softly and shyly radiant.Her eyes were dreamily bright, her cheeks genuine 15)peachblow, her expression a happy one, 16)tinged with reminiscence.

这个上午,她身上焕出一种温柔而羞怯彩,双眼流波烁,脸颊直泛桃红,脸上带着幸福神色和丝丝怀想。