This was a low-priced product designed for mass segments of the lower-income population, where this type of heater, under very particular conditions, was an appropriate solution.是什么意思_This was a low-priced product designed for mass segments of the lower-income population, where this type of heater, under very particular conditions, was an appropriate solution.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句