Cell, Method for Manufacturing Cell, and Battery

Provided are cell, method of manufacturing cell, and battery. The cell includes separator, plural positive electrode sheets and plural negative electrode sheets, the positive and negative electrode sheets are alternately stacked, and the separator is interposed between the positive and negative electrode sheets adjacent to each other. Each positive electrode sheet includes two first long sides oppositely disposed, one of which is provided with positive electrode current collector; and two first short sides oppositely disposed, one of which is provided with first tab, the positive electrode current collector is electrically connected to the first tab; and/or each negative electrode sheet includes two second long sides oppositely disposed, one of which is provided with negative electrode current collector; and two second short sides oppositely disposed, one of which is provided with second tab, the negative electrode current collector is electrically connected to the second tab.