input aperture

例句：

1. 1. The camera has an aperture that can be adjusted to control the amount of light entering the lens.
   相机有一个可调节的光圈，可以控制进入镜头的光量。
2. 2. The scientist used a special aperture to study the properties of light.
   科学家使用一种特殊的光圈来研究光的性质。
3. 3. The artist painted a large aperture in the center of the canvas.
   艺术家在画布中央画了一个大孔洞。