efflorescence
英 [ˌefləˈresns]
美 [ˌefləˈresns]
n. 全盛期; 最高潮期; (砖、岩石等表面的)风化物
COCA.37603
牛津词典
noun
- 全盛期;最高潮期
the most developed stage of sth - (砖、岩石等表面的)风化物
the powder which appears on the surface of bricks, rocks, etc. when water evaporates
英英释义
noun
- a powdery deposit on a surface
- the time and process of budding and unfolding of blossoms
- any red eruption of the skin
- the period of greatest prosperity or productivity