心
=
乚
+
丶
:
Marie Curie (xi) uses a shovel (乚) to dig a hole in front of the encampment ((e)n1). She wants to bury her heart (心). To the side are three petal leaves (丶), with which she wants to cover it afterwards.
里
=
土
+
田
:
Mnemonic symbol: a sunflower. The 田 part looks like the blossom and 土 looks like the stem and leaves. Li Qingzhao (li) wants to put up a field (田) inside (里) the space station's living room (Ø3). First she puts some earth (土) here and there, and then she plants lots of sunflowers (里).