on the board of directors

on the board of directors on the board of he is the representative on the board of directors on the back of the systerm board怎么理解 On the board can you see alot of keys? board of the the board of directo chairman of the board这个board是什么? chairman of the board这个board是什么? on the board,on board, on a board ,ob board的区别大神们帮帮忙 on 还有on the board,on a notice board laden on board the vessel on the board和on board的区别, the board of director是什么意思 The Board Of Trustees是什么意思! the board of怎么用 has a seat on the board of directors为什么用介词ON? He has served on the board of directors of the Liquor Control Board of Ontario.He has served on the board of directors of the Liquor Control Board of Ontario and the board of governors,Exhibition 我是说整句话的意思 英语翻译On matters that constitute a conflict of interest with a board member or the organizations that appointed a board member,this board member shall not vote.