high-pressure mercury-vapor lamp

例句：

1. 1.The new high-pressure mercury-vapor lamps are much brighter than the old ones.
   新型的高压汞蒸汽灯比旧的要亮得多。
2. 2.The doctor uses a high-pressure mercury-vapor lamp to examine his patient's eyes.
   医生使用高压汞蒸汽灯来检查病人的眼睛。
3. 3.The high-pressure mercury-vapor lamp was used in ancient times for lighting and heating purposes.
   高压汞蒸汽灯在古代被用于照明和加热的目的。