掩饰: to cover up, to conceal, to mask, to gloss over...
全文: entire text, full text...
激活: to activate...
二维码: two-dimensional barcode, QR code...
当年: that very same year, the past time...
灯光: (stage) lighting, light...
泥: restrained...
三维: three-dimensional, 3D...
猜: to guess...
无意: inadvertent, accidental, to have no intention of (doing sth)...