我们现在的钨丝灯泡比老的碳丝灯泡好，钨丝灯泡更亮、更耐久。

Our tungsten lamps are better than the old carbon lamps. They are brighter and they last longer.

youdao

我们现在的钨丝灯泡比老的碳丝灯泡好，钨丝灯泡更亮、更耐久。

Our tungsten lamps are better than the old carbon lamps. They are brighter and they last longer.

youdao