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.
途
=
余
+
辶
:
Just inside the entrance of the space station (Ø2), Tommy Turtle (tu) is contemplating two different ways (途) to get back to earth. There is a sedan chair (余) but no one to carry it on the one hand, and there is a pair of worn gladiator sandals (辶) on the other hand.