名词中文翻译
中文翻译：半波长
同义词：
['half-length', 'half-wavelength']
例句：
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1. The wave is traveling at a speed of half the speed of light.
波以光速的一半速度传播。
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2. This device measures the wavelength of light accurately.
这种设备能够准确地测量光的波长。
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3. The scientist used a spectroscope to measure the half-wave length of the spectrum.
科学家使用分光镜来测量光谱的半波长。