dry cell
dry-cell的词性:n.(名词)
1. A voltage-generating cell having an electrolyte in the form of moist paste.干电池:一种能产生电压的电池,其中一极为湿浆状的物质
dry-cell的词源:
2. [So called because its contents cannot spill] [因其内装物质不会溢溅而得名]