plenum
/ˈpliːnəm/noun
1
- an assembly of all the members of a group or committee全体会议。
- ORIGIN: influenced by Russian plenum 'plenary session'.
2
- Physics a space completely filled with matter, or the whole of space so regarded【物理】充实空间, 充满物质的空间。
词源
late 17th cent.: from Latin， literally 'full space'， neuter of plenus 'full'.