on board
例子
All passengers were safely on board before the train departed.
所有乘客在火车出发前都已安全上车。
The crew made final checks while the tourists got on board.
机组人员进行了最后的检查，而游客们则登上了飞机/火车/船。
例子
The startup brought two new developers on board last week.
这家初创公司上周让两名新开发人员加入团队。
We hope to get the new consultant on board by Monday.
我们希望能在周一前让新顾问加入。
例子
The team was struggling to get anyone on board.
团队很难让任何人上船。
The leadoff batter got on board with a single.
首棒击球手以一记安打上垒。
04
在船上, 同意
in agreement with or supportive of a plan, decision, or idea
例子
After some discussion, the whole committee came on board.
经过一些讨论后，整个委员会都上船了。
She was n't on board with the plan at first.
起初她并不同意这个计划。
05
上船, 进入系统
into the body or system, often used with reference to food, drink, or information
例子
Make sure you take enough water on board before the run.
在跑步前确保摄入足够的水到体内。
He struggled to get food on board after the illness.
生病后，他很难将食物摄入体内。
on board
01
在船上/飞机上/火车上等, 在
on or onto a ship, aircraft, train, or other vehicle as a passenger, crew member, or cargo
例子
Over 100 tourists were on board the cruise liner when it left the harbor.
当游轮离开港口时，有100多名游客在船上。
The technicians loaded the equipment on board the plane just before takeoff.
技术人员在起飞前将设备装上飞机。
02
在船上, 在团队中
onto or as part of a team, group, or project as a participant or member
例子
He joined on board the project just before the final presentation.
他在最终演示之前加入了这个项目。
The new CEO is now on board the company, ready to lead its expansion.
新CEO现已加入公司，准备领导其扩张。
