Eastbound means going towards the east, or made for traffic that goes that way. A train, a bus, a plane, or a car can be eastbound. A road can have an eastbound side: the lanes that lead east.

Eastbound它 means的意思是 going towards the east朝東走 or或 made for traffic that goes that way是設計給那個方向的交通工具用的 A train, a bus, a plane, or a car火車、公車、飛機或汽車 can be eastbound都可以是東行的 A road一條路 can have an eastbound side可以有東行的一側 the lanes that lead east也就是通往東邊的車道

You see this word a lot on signs, in stations, and in travel news — “the eastbound train”, “eastbound traffic is slow”.

You你 on signs, in stations, and in travel news在標誌上、車站裡，還有旅遊新聞裡 see this word a lot常常會看到這個字 “the eastbound train”像「東行列車」 “eastbound traffic is slow”、「東行的車流很慢」這樣的說法

It is a bit official. In ordinary talk, people often just say going east.

It它 is a bit official有點正式 In ordinary talk平常說話的時候 people often just say大家常常就只說 going east往東走

Bound here means “heading for”, as in bound for Taipei. It tells you the direction of travel, not where something lives or sits.

Bound here means這裡的意思是 “heading for”「前往」 as in bound for Taipei就像「前往台北」 It它 tells you the direction of travel告訴你的是行進的方向 not不是 where something lives or sits某個東西住在哪裡或放在哪裡

A city in the east is eastern; a person from there may be an Easterner; a train heading that way is eastbound. You can be from the west and still sit on an eastbound bus.

A city in the east一座在東邊的城市 is eastern是東方的 a person from there來自那裡的人 may be an Easterner可能是東方人 a train heading that way往那個方向開的火車 is eastbound則是東行的 You你 can be from the west可以是從西邊來的 and still sit卻還是坐 on an eastbound bus在一台東行的公車上