这句话里lay 这个词有那些意思?

题目

这句话里lay 这个词有那些意思?
What was one of the requirements laid down by the boy`s father?

答案

lay down
放下; 使躺下
The enemy laid down their arms.
敌人放下武器投降.
建造
There are laying down gas pipes.
他们正在铺设煤气管道.
规定,制定
He lays it down that the school should be kept clean and quiet.
他规定,学校应当保持安静和干净.
放弃; 牺牲
The martyr laid down his life for the cause of national independence.
这位烈士是为了民族独立的事业而献身的.
贮藏(尤指酒类)
He has laid down some excellent wine.
他贮藏了上好的葡萄酒.
出钱(买)
I laid down 200 dollars for this TV set.
我花了200美元买了这台电视机.
例句中是“规定”的意思.