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释义	dummy origin 虚设起点
随便看	mass spectra mass spectral analysis mass spectrogram massspectrogram mass-spectrogram mass spectrogram analysis mass spectrograph mass-spectrograph mass spectrographic analysis mass-spectrographic method mass spectrographic method mass spectrographs mass-spectrography mass spectrography mass-spectrometer mass spectrometer mass-spectrometer detector mass spectrometer detector mass-spectrometer leak detector mass spectrometer measurement mass-spectrometer measurement mass spectrometers mass spectrometer tube mass-spectrometer tube mass spectrometic 䫊䫋䫌䫎䫏䫐䫑䫒䫔䫕稍为稍事稍候稍加稍后稍安勿躁稍微稍房稍有稍瓜