1. 转换;改变;改造
    To transform something into something else means to change or convert it into that thing.

    e.g. Your metabolic rate is the speed at which your body transforms food into energy...
           新陈代谢率是身体把食物转换为能量的速度。
    e.g. Delegates also discussed transforming them from a guerrilla force into a regular army.
           代表们还讨论了把他们从游击队武装改造为正规军的问题。

2. 改善;使改观;使改头换面
    To transform something or someone means to change them completely and suddenly so that they are much better or more attractive.

    e.g. The Minister said the Urban Development Corporation was now transforming the area...
           部长声称城市开发公司如今正使该地区改头换面。
    e.g. A cheap table can be transformed by an interesting cover…
           一块趣味盎然的桌布就能使一张廉价桌子面目一新。