| 摘要 |
A battery including a battery case (110), an electrode assembly (102) in the battery case (110), the electrode assembly (102) including a plurality of windings that are wound about a winding axis, the winding axis being oriented parallel to a bottom surface of the battery case (110), and a retainer (400) between the electrode assembly (102) and the bottom surface of the battery case (110), the retainer (400) being pressed between the electrode assembly (102) and the bottom surface of the battery case (110). |
