mass observation
mass of manoeuvre mass-produce mass-production mass-seperator mass-spectrogram mass-spectrograph mass-spectrography mass-spectrometer mass-spectrometry massacre massacrer massage massager massagist masseur masseuse massicot massif massive massively massiveness massless massy mast mast-fed mast-head mastaba mastabah mastectomy |
mass observation /'mæs,ɔbzə:'veiʃn/
danh từ
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