Last Updated
：2025/11/28
astral lamp
（ plural ）
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An Argand lamp constructed so that no shadow is cast upon the table by the flattened ring-shaped oil reservoir.
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astral lamp
She polished the astral lamp until its flattened ring-shaped reservoir gleamed, knowing its design would cast no shadow on the table.
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She polished the astral lamp until its flattened ring-shaped reservoir gleamed, knowing its design would cast no shadow on the table.
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