aboard
/əˈbɔːd/adverb & preposition
1- on or into (a ship, aircraft, train, or other vehicle)在船（或飞机、火车或其他交通工具）上, 在…上：
as adv. welcome aboard, sir先生, 欢迎登机
the plane crashed, killing all 158 people aboard
飞机坠毁, 机上158人全部遇难
as prep. climbing aboard the yacht.登上游艇。
1.1
- on or on to (a horse)骑在（马）上; 跨上（马）：
as adv. with Richard Migliore aboard, he won the cup at a gallop.由骑手理查德·米廖雷策骑, 它一个疾驰赢得了杯赛冠军。
1.2
- figurative into an organization or team as a new member〈喻〉新入伙：
as adv. coming aboard as IBM's new chairman.作为IBM公司新董事长加盟。
1.3
- Baseball on base【棒球】在垒上：
as adv. putting their first batter aboard.将他们的第一击球手安置在垒上。
短语
all aboard!
- a call warning passengers to get on a ship, train, or bus that is about to depart上船啦！上车啦！
词源
late Middle English: from A-2 (expressing motion) + BOARD, reinforced by Old French à bord.