candlepower

The antique lamp's candlepower was surprisingly low, casting only a dim glow.

用法提示：candlepower在此处是名词，表示光强度单位'烛光'，描述灯的亮度。

Engineers measure the candlepower of a light source to ensure it meets safety standards.

用法提示：candlepower作为名词，指代光强度的测量值，用于技术评估。

With a candlepower of 1000, the new flashlight was exceptionally bright.

用法提示：candlepower这里用作名词，表示具体的烛光数值，说明亮度规格。