amplification of spontaneous emission

例句：

1. 1. The sound of the wind is amplifying as it moves through the valley.
   风声随着它穿过山谷而变得更加响亮。
2. 2. The teacher amplified her explanation to make it clearer for the students.
   老师为了让学生更清楚地理解，对她的解释进行了放大。
3. 3. The camera amplified the image to capture more detail in the photograph.
   相机放大了图像，以在照片中捕捉更多的细节。