intense tunable IR source

例句：

1. 1.The intensity of the storm was so strong that it caused damage to many buildings.
   暴风雨的强度如此之大，导致许多建筑物受损。
2. 2. She is intensely passionate about her work.
   她对自己的工作充满激情。
3. 3. The intensity of the music changed with each beat.
   音乐的节奏随着每一个拍子的变化而变化。