1. （整齐地）铺开，展开，摊开
If you lay out a group of things, you spread them out and arrange them neatly, for example so that they can all be seen clearly.
2. 阐述；讲解；说明
To lay out ideas, principles, or plans means to explain or present them clearly, for example in a document or a meeting.
3. 规划，布置，设计（场地或建筑）
To lay out an area of land or a building means to plan and design how its different parts should be arranged.
4. 为（死者）做殡葬准备（或化妆）
To lay out a dead person means to clean their body and dress them for people to see before the funeral.
5. 花（大钱）
If you lay out money on something, you spend a large amount of money on it.
6. 把（某人）击倒在地
To lay someone out means to knock them to the ground, especially by hitting them hard.
7. see also: layout
1. get ready for a particular purpose or event
e.g. set up an experiment
set the table
lay out the tools for the surgery
2. provide a detailed plan or design
e.g. She laid out her plans for the new house
3. bring forward and present to the mind
e.g. We presented the arguments to him
We cannot represent this knowledge to our formal reason
4. lay out orderly or logically in a line or as if in a line
e.g. lay out the clothes
lay out the arguments
5. spend or invest
e.g. lay out thousands on gold
he laid out a fortune in the hope of making a huge profit