- n.棱镜;三棱镜;〔物〕〔化〕棱镜;棱柱形河槽
- Web三棱柱;棱柱体;角柱
Plural Form:prisms
Prism
1. | 棱柱体;棱柱a solid figure with ends that are parallel and of the same size and shape, and with sides whose opposite edges are equal and parallel |
2. | 棱镜;三棱镜a transparent glass or plastic object, often with ends in the shape of a triangle, which separates light that passes through it into the colours of the rainbow |
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They form when the sun is near the horizon and ice crystals high in the sky line up in a way that bends the solar rays like a prism.
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China's reluctance to act is largely due to its close relationship with Pakistan, the prism through which Beijing views much of the region.
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