1. 斯诺登 => 棱镜门：Prism.
- prism:  The etymological idea underlying the word prism is of its shape, that of a ‘sawn-off’ piece. It comes via medieval Latin prisma from Greek prísma, a derivative of the verb prízein ‘saw’. Its optical application emerged in English at the beginning of the 17th century.
- prism (n.)
- 1560s, a type of solid figure, from Late Latin prisma, from Greek prisma (Euclid), literally "something sawed," from prizein "to saw" (see prion). Meaning in optics is first attested 1610s.
- 1. Light is refracted when passed through a prism.
- 2. A spectrum is formed by a ray of light passing through a prism.
- 3. The prelude was as iridescent as a prism in a morning room.
- 4. The prism broke the light into all the colors of the rainbow.
- 5. Release Packaging Material and PRISM system input, regular trend analysis and report.
- 印制包装材料的放行并在Prism系统上输入, 定期进行放行趋势的分析和报告.
[ prism 造句 ]