a
board
1
在船上/火车上/飞机上, 已登机/上车
on or into a vehicle such as a bus, train, plane, etc.
- The passengers were already aboard when the train left the station.
当火车离开车站时，乘客已经上车了。
- Everyone was aboard before the plane began taxiing down the runway.
在飞机开始在跑道上滑行之前，所有人都已登机。
- Once the children were safely aboard, the bus pulled away from the curb.
一旦孩子们安全上车，公共汽车就驶离了路边。
- He climbed aboard just seconds before the ferry departed.
他在渡轮出发前几秒钟才登上船。
- All tourists were aboard the cruise ship by sunset.
日落前，所有游客都已登上游轮。
2
安全上垒, 登上
used to show having reached base safely as a runner in baseball
- Their leadoff hitter got aboard with a single to left field.
他们的首棒打者以一记左外野安打上垒。
- Two runners were aboard when the cleanup batter stepped up.
当清垒打者上场时，两名跑垒员已经上垒。
- The pinch hitter reached aboard on a throwing error.
替补击球手因投球失误而aboard。
- He's been getting aboard more often since adjusting his stance.
自从调整站姿后，他更频繁地上垒了。
- With the bases loaded, three men were aboard and ready to score.
满垒时，三名男子登船并准备得分。
同义词：
3
登上, 在团队中
in or of a team, company, or organization
- She came aboard last year and quickly earned a promotion.
她去年加入团队并迅速获得了晋升。
- We're excited to have a new designer aboard.
我们很高兴有一位新设计师加入。
- He joined the team aboard during a critical phase of development.
他在开发的关键阶段加入了团队上船。
- Since coming aboard, he's led two major initiatives.
自从加入以来，他已经领导了两项重大倡议。
- They brought her aboard to lead the marketing campaign.
他们把她招入团队来领导营销活动。
4
在船上, 靠近船边
close beside a ship, especially for passing, docking, or transferring
- The tug came aboard to assist with docking.
拖船上船来协助停靠。
- A supply boat drew aboard and transferred fuel.
一艘补给船靠拢并转移了燃料。
- The destroyer passed aboard under full sail.
驱逐舰在满帆下通过了船侧。
- As they came aboard, we exchanged signals.
当他们登船时，我们交换了信号。
- The lifeboat floated aboard, waiting to offload the crew.
救生艇漂浮在船上，等待卸下船员。
同义词：