核心畫面
Picture the moment you step off the platform and onto the deck: the boundary between the ground and the vehicle is behind you, and now you are inside the thing that is about to move. That is the whole word — on board a ship, a plane, a train. It works as a preposition when a vehicle follows it, and on its own as an adverb when everyone already knows which vehicle you mean.
可以想成：你從月台跨上甲板的那一刻——地面和交通工具之間那條界線已經在身後，你人在這個即將出發的東西「裡面」了。這就…更多收起
可以想成：你從月台跨上甲板的那一刻——地面和交通工具之間那條界線已經在身後，你人在這個即將出發的東西「裡面」了。這就是 aboard 的全部：在船上、機上、車上。後面接交通工具時它是介系詞，大家都知道在講哪一台時就單獨用，當副詞。原始詞典資料8 筆記錄
以下是外部詞典記錄的用法，原文照列，我們還沒有寫成教學內容。上面的說明才是我們自己寫的；有些用法可能上面已經講過了。
aboardadv/əˈbɔːd/
- 1
On board; into or within a ship or boat; hence, into or within a railway car.
- We all climbed aboard.
- As the 1857 to Manchester Piccadilly rolls in, I scan the windows and realise there are plenty of spare seats, so I hop aboard. The train is a '221'+'220' combo to allow for social distancing - a luxury on an XC train as normally you're playing sardines, so I make the most of it.
- 2
On or onto a horse, a camel, etc.
- to sling a saddle aboard
- 3
ball-gamesbaseballgamesOn base.
- He doubled with two men aboard, scoring them both.
- 4
Into a team, group, or company.
- The office manager welcomed him aboard.
- 5
nauticaltransportAlongside.
- The ships came close aboard to pass messages.
- The captain laid his ship aboard the enemy's ship.
aboardprep/əˈbɔːd/
- 1
On board of; onto or into a ship, boat, train, plane.
- We all went aboard the ship.
- Conditions were horrendous aboard most British naval vessels at the time. Scurvy and other diseases ran rampant, killing more seamen each year than all other causes combined, including combat.
- 2
Onto a horse.
- 3
obsoleteAcross; athwart; alongside.
- Nor iron bands aboard The Pontic Sea by their huge navy cast.
資料來源：英文維基詞典 English Wiktionary（CC BY-SA 4.0）。 原文照列，未經改寫。