A laminator includes a turnover abutment and a film laminating device. The turnover abutment includes a first surface and a second surface opposite to each other, and at least one of the first surface and the second surface is a bearing surface on which a plurality of suction structures are provided. The plurality of suction structures are used for sucking a borne object onto the bearing surface. The film laminating device is configured to laminate a film on the borne object on the bearing surface.