be above board（商业交易）光明正大的 The deal was completely above board.这笔交易是完全光明正大的 .
2
?光亮正大的
... as soft as down绵软如绒毛 be above board光亮正大的 be for the birds荒诞乖张好笑的；一无价值的 ...
双语例句
1
Trust has been depicted above, when we build the greenhouse sun room, choose the PC board shall be not very difficult.
信任经过以上描绘，我们在构建温室阳光房时，对PC板的挑选应当不是很困难了。
2
According to the above method will be very quick to judge the damage of the barrier plate in a timely manner to replace the damaged fence board, better play the role of the high speed rail.