英语语法分析

The author introduces a solar energy transformerless colour TV power supply, i. e, high efficiency DC/AC converter.

介绍了一种太阳能无变压器式彩电电源，即高效率的DC/AC变换器。

Instead of buying expensive transformers or converters to run your simple circuits, try using a transformerless power supply.

不想购买昂贵的变压器或转换器来运行您简单的电路，您可以试试不使用变压器供电的方法。