candle-meter

例句：

1. 1. The candle-meter was used to measure the length of the candle.
   烛光计量器被用来测量蜡烛的长度。
2. 2.The candle-meter is a device that measures the length of a candle by comparing it to a standard candle.
   烛光计量器是一种通过将待测蜡烛与标准蜡烛进行比较来测量其长度的设备。
3. 3.The candle-meter was used in ancient Egypt to measure the length of the Nile River.
   在古埃及，烛光计量器被用来测量尼罗河的长度。