激光筆

名词 CEFR C2

t͡ɕi⁵⁵ ku̯ɑŋ⁵⁵ pi²¹⁴⁻²¹⁽⁴⁾

释义

用半導體雷射模組（二極體）設計、加工製成的便攜、手易持握的發射可見雷射的筆型發射器

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精通
该词属于CEFR C2词汇——精通水平。

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