communications department的用法和樣例：
例句
- You should talk to the Transport Department.
你應該找交通部門(mén)。 - Navigation administration offices of the communications departments at various levels shall be the organs exercising supervision and management of pollution caused by ships.
各級交通部門(mén)的航政機關(guān)是對船舶污染實(shí)施監督管理的機關(guān)。
