| 单词 | spectrophotometer |
| 释义 | Word Frequency spectrophotometer(ˌspɛktrəʊfəʊˈtɒmɪtə) noun an instrument for producing or recording a spectrum and measuring the photometric intensity of each wavelength present, esp such an instrument used for infrared, visible, and ultraviolet radiation See also spectrometer Derived forms spectrophotometric (ˌspɛktrəʊˌfəʊtəˈmɛtrɪk) adjective spectrophotometry (ˌspectrophoˈtometry) noun Word origin C19: from spectro- + photo- + -meter |
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