| 摘要 |
An eyeglass system comprises a base eyeglass set and a cover eyeglass set being carried on the base eyeglass set. The base set includes base lenses and a base bridge connecting the base lenses and hooks connected to outer sides of the base lenses. The cover set includes cover lenses, cover lenses and a cover bridge connecting the cover lenses. Inner portions of the cover lenses are recessed to form inner openings so that each corresponding end of the base bridge is inserted in the inner opening.
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