battery jar

例句：

1. 1.This battery jar has a capacity of 2000mAh.
   这个电池罐的容量是2000毫安时。
2. 2. The old battery jar needs to be replaced with a new one.
   这个旧电池罐需要用新的替换。
3. 3. We need to keep the battery jar tightly sealed when storing the batteries.
   我们需要在存储电池时将电池罐紧紧密封。