(of something planned or previously upheld) be abandoned, rejected, or ignored
（计划或坚持的事情）被放弃，荒废，被拒绝
my education just went by the board.
我的教育荒废了。
on or in a ship, aircraft, or other vehicle
在船（或飞机等）上
(informal)fully consider or assimilate a new idea or situation
(非正式)充分考虑，完全采纳
(informal)appear on stage as an actor
(非正式)（作为演员）上台表演
Aboard.
在船上
On the job.
在工作