beam lead integrated circuit

例句：

1. 1. The beam of the light shone through the window.
   光线通过窗户照进来。
2. 2. He stood on the beam and jumped over the fence.
   他站在横梁上跳过了围栏。
3. 3. The beam of the sun is shining brightly.
   太阳的光束明亮地照耀着。