LIW

例句：

1. 1. The new phone uses a lithium-ion battery.
   这款新手机使用了锂离子电池。
2. 2. Lithium batteries are more energy-efficient than traditional ones.
   锂离子电池比传统电池更节能。
3. 3. In recent years, lithium has become a popular alternative to gold for investment purposes.
   近年来，锂已成为投资领域替代黄金的热门选择。