The essence of ideorealm creation lies not simply in a fusion of feelings with scenes, but more in creating "images beyond images", which can provide readers with a vast imaginary sphere.

意境创造的实质并不仅仅在于情景交融，更在于创造“象外之象”，能够把读者带入一个广阔的遐想空间。

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The essence of imagery lies not simply in a fusion of feelings with scenes, but more in creating "images beyond images" that is, realm, which can provide readers with a vast imaginary sphere.

意境创造的实质并不仅仅在于情景交融，更在于创造“象外之象”，即境界，能够把读者带入一个广阔的遐想空间。

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Reasonably using a sphere-prism and its combination, optical system is changed small size, less weight, few element, compact structure and better imaginary quality.

合理使用球面棱镜及其组合可以使光电仪器尺寸小、重量轻、元件少、结构紧凑、成像质量好。

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For instance, currently each plane is flying within a very large, imaginary "safety sphere", to maintain safe distances between airborne aircraft.

BBC: Sowing the seeds of tomorrow's aircraft