buffer battery

例句：

1. 1. The engineer designed a buffer to prevent the water from flowing too quickly.
   工程师设计了一个缓冲器，以防止水流过快。
2. 2.The company uses buffers in its production processes to minimize waste.
   该公司在其生产过程中使用缓冲器以减少浪费。
3. 3.The buffer helps to absorb shocks and vibrations during transportation.
   缓冲器有助于在运输过程中吸收冲击和振动。