通川

通川	Tōng chuān	see 通川区
通	tōng	to go through / to know well / (suffix) expert / to connect / to communicate / open / to clear / classifier for letters, telegrams, phone calls etc
通	tòng	classifier for an activity, taken in its entirety (tirade of abuse, stint of music playing, bout of drinking etc)
川	Chuān	short name for Sichuan 四川
川	chuān	(bound form) river / creek / plain / an area of level country