eg:The condition is lay down in the document.
条件被清楚地规定在文件里
Only if one need nothing,could he lay down everything!
一个人只要不再想要,就什么都可以放下
She lay down and,turning her face to the wall,passed away.
她躺下,把脸转向墙壁,便溘然长逝了
In the beautiful bed she slept the moment she lay down,ten and twelve hours at a stretch .
她一躺在那张美丽的床上就睡着了,一睡就是十个小时、十二个小时