| 摘要 |
A secondary battery including an electrode assembly including a first electrode plate, a second electrode plate, and a separator between the first and second electrode plates, a case configured to accommodate the electrode assembly, and a cap assembly configured to seal the case and including a cap plate having a short-circuit opening, a reversible plate at the short-circuit opening, an insulation member on the cap plate and including an open part at a side, and a short-circuit plate configured to be inserted into and coupled to the open part for covering the short-circuit opening.
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