angstrom

柯林斯詞典

angstrom /???str?m, -str?m/

• 1. N a unit of length equal to 10–10 metre, used principally to express the wavelengths of electromagnetic radiations. It is equivalent to 0.1 nanometre 埃; 一億分之一厘米,用作測量波長的單位、代號 (Also called angstrom unit symbol: ?, symbol: A)

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