词源:
board板子 -> board木板
n. 董事会木板甲板膳食
vt. 上（飞机、车、船等）用板盖上给提供膳宿
vi. 寄宿They were furnished with room and board.
为他们提供了食宿。
His uncle is now on the Board.
他叔叔现在是董事。
Be open and above board with me.
请坦诚待我。
Check that the boards are all securely fixed.
检查一下是不是所有木板都钉牢了。
The moribund Post Office Advisory Board was replaced.
这个不起作用的邮局顾问委员会已被替换。
He acted as secretary to the board.
他充任委员会的秘书。
