motorcycle battery

例句：

1. 1. The motorcycle battery is the heart of the bike's engine.
   摩托车电池是自行车引擎的核心。
2. 2. The new battery technology will significantly improve the performance of electric vehicles.
   新型电池技术将显著提高电动汽车的性能。
3. 3. The battery life of the new model is much longer than its predecessor.
   新款模型的电池寿命比前款长得多。