to leave / to part from / to be away from / (in giving distances) from / without (sth) / independent of / one of the Eight Trigrams 八卦[ba1 gua4], symbolizing fire / ☲
离
=
亠
+
凶
+
禸
:
Mnemonic symbol: from 离心机 or 离心分离机, a centrifuge.
离
=
亠
+
凶
+
禸
:
Li Qingzhao is about to leave the space station. As a souvenir she put her beret in the space station's centrifuge and got a demon mask out. Angrily she tramples on the demon mask because what she wanted was a nice and modern hat.