1. 重建;重造;修复
If you reconstruct something that has been destroyed or badly damaged, you build it and make it work again.
2. 改造;改组
To reconstruct a system or policy means to change it so that it works in a different way.
3. 使（过去的事件）重现，使再现
If you reconstruct an event that happened in the past, you try to get a complete understanding of it by combining a lot of small pieces of information.
1. cause somebody to adapt or reform socially or politically
2. do over, as of (part of) a house
e.g. We are remodeling these rooms
3. reassemble mentally
e.g. reconstruct the events of 20 years ago
4. build again
e.g. The house was rebuild after it was hit by a bomb
Synonym: rebuild
5. return to its original or usable and functioning condition
e.g. restore the forest to its original pristine condition
Synonym: restore