to speak / to say / to explain / to scold / to tell off / a theory (typically the last character in a compound, as in 日心說|日心说 heliocentric theory)
说
=
兑
+
讠
:
In front of the observatory is a big advertising column. On it is a picture of Sheldon Shrimp, who is depicted to be talking about his new cash exchange booth.
to go through / to know well / (suffix) expert / to connect / to communicate / open / to clear / classifier for letters, telegrams, phone calls etc
通
=
甬
+
辶
:
In front of the engine a pile of yongzhong bells were blocking the way. Tommy Turtle attended to the matter and cleared the way. He lined the bells up to two lines, put on his gladiator sandals and now marches right through this path screened by walls on two sides like a roman general.