N → another name for primary cell
LCD screens and semiconductor chips share the same materials and manufacturing processes as solar photo-voltaic cells; many factories have simply been converted from one to the other.
LCD屏幕和半导体芯片与太阳能电池拥有同样的材料和制造过程，许多工厂都从生产一种产品转向了生产另一种。
Solar voltaic cells can be installed nearly anywhere. The primary problem today is that they are still relatively expensive. Prices must be lowered in order for them to gain widespread acceptance.
太阳能电池几乎可装在任何地方，唯一的问题是价格还是相对昂贵，惟有当价格更有竞争力时，太阳能应用才能普及。
A voltaic battery consisting of two or more dry cells.
由两个或多个干电池组成的伏打电池。
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