晶
=
日
:
Joan of Arc (ji) wants to solve the atomic structure of the sun, and so she uses a lot of suns (日) to create a crystal (晶) for X-ray crystallography in front of the engine ((e)ng1).
circle / round / circular / spherical / (of the moon) full / unit of Chinese currency (yuan) / tactful / to make consistent and whole (the narrative of a dream or a lie)
圆
=
员
+
囗
:
Yu the Great (yu) is having dinner in the anthill's kitchen (an2). There is a waiter (员) serving her food from a wooden box (囗) until Yu the Great is as round (圆) as the full moon.