糟
=
曹
+
米
:
Zorro (z) found a very rotten, dead (糟) herring (曹) in a sack of rice (米) and now the rice is a total waste (糟). He gets rid of the rice and the herring in front of the aorta (ao1).
take the cream, discard the dross (political and educational slogan) / keep what is good, discard the rest / You need to be selective when studying. / In modernizing the country, don't accept uncritically all foreign ideas.