开通

1. remove obstacles from; dredge; clear

♦ ~河道 dredge a river

♦ 坚冰已经打破, 航道已经~。 The ice has been broken and the river route is open.

2. open-minded; liberal; enlightened

♦ 老大爷上夜校以后, 脑筋更~了。 After attending evening classes Grandpa became more open-minded.