A refrigerator comprising: a storage compartment; a drawer located within the storage compartment and comprising a bottom wall, a front wall, a rear wall, a pair of side walls, and an accommodation space enclosed by the bottom wall, the front wall, the rear wall, and the pair of side walls, wherein the drawer has an opening facing upward, the opening exposing the accommodation space; a lid for covering the opening, the lid being slidably supported on an upper portion of the drawer, when the drawer is pulled out of the storage compartment, the lid being pulled out with the drawer and keeping the opening covered, and the lid is configured to slide relative to the drawer to be pushed back into the storage compartment to uncover the opening, and cover the opening when the drawer is pushed into the storage compartment; a block, configured to prevent the lid from continuing sliding rearward to keep the lid supported on the drawer that is pulled out, characterized in that a front end of the lid is provided with a first rolling wheel, the front end of the lid being one end close to the front wall; an upper edge of the pair of side walls of the drawer has a first limiting groove; when the lid covers the opening, the first rolling wheel falling into the first limiting groove, and when the lid is pushed back into the storage compartment, the first rolling wheel sliding out of the first limiting groove and rolling on the upper edge of the pair of side walls, wherein the lid moves rearward relative to the drawer until the first rolling wheel abuts against the block to prevent the lid from continuing moving rearward, wherein an anti-tilting portion, configured to keep the lid to be on the drawer while the lid is being pushed back, and wherein the anti-tilting portion is located on at least one side wall of the drawer, the anti-tilting portion bending toward the accommodation space to form a limiting groove, and when the lid is pushed back, the first rolling wheel entering the limiting groove to abut against an inner wall of the limiting groove. a storage compartment; a drawer located within the storage compartment and comprising a bottom wall, a front wall, a rear wall, a pair of side walls, and an accommodation space enclosed by the bottom wall, the front wall, the rear wall, and the pair of side walls, wherein the drawer has an opening facing upward, the opening exposing the accommodation space; a lid for covering the opening, the lid being slidably supported on an upper portion of the drawer, when the drawer is pulled out of the storage compartment, the lid being pulled out with the drawer and keeping the opening covered, and the lid is configured to slide relative to the drawer to be pushed back into the storage compartment to uncover the opening, and cover the opening when the drawer is pushed into the storage compartment; a block, configured to prevent the lid from continuing sliding rearward to keep the lid supported on the drawer that is pulled out, characterized in that a front end of the lid is provided with a first rolling wheel, the front end of the lid being one end close to the front wall; an upper edge of the pair of side walls of the drawer has a first limiting groove; when the lid covers the opening, the first rolling wheel falling into the first limiting groove, and when the lid is pushed back into the storage compartment, the first rolling wheel sliding out of the first limiting groove and rolling on the upper edge of the pair of side walls, wherein the lid moves rearward relative to the drawer until the first rolling wheel abuts against the block to prevent the lid from continuing moving rearward, wherein an anti-tilting portion, configured to keep the lid to be on the drawer while the lid is being pushed back, and wherein the anti-tilting portion is located on at least one side wall of the drawer, the anti-tilting portion bending toward the accommodation space to form a limiting groove, and when the lid is pushed back, the first rolling wheel entering the limiting groove to abut against an inner wall of the limiting groove.