荧
=
艹
+
冖
+
火
:
Maud Younger (y) has been cooking a sheet of artificial lawn (艹) on a cooking top (冖) over a fire (火) in the engine's kitchen ((e)ng2) and after she ate her dinner she started to fluoresce (荧).
"cover" radical in Chinese characters (Kangxi radical 14), occurring in 軍|军[jun1], 冠[guan1] etc, known as 禿寶蓋|秃宝盖[tu1 bao3 gai4] or 平寶蓋|平宝盖[ping2 bao3 gai4]
Mnemonic symbol: 冖 shall be represented by a saucepan lid. Marilyn Monroe (mi-) wants to use the bathroom in the space station (Ø4), but the door is broken! She tries to cover herself with a saucepan lid (冖) instead.
fire / urgent / ammunition / fiery or flaming / internal heat (Chinese medicine) / hot (popular) / classifier for military units (old) / Kangxi radical 86