单语范例（未经PONS编辑处理）
英语
- Low-order current harmonics get injected back to the source voltage by the operation of the inverter.en.wikipedia.org
- It says that short, low-order schemata with above-average fitness increase exponentially in successive generations.en.wikipedia.org
是否要添加一些单词、短语或翻译？
请发送新条目。