但是我们可以使用它来保护镜头，使其不会收到灰尘污染和各种可能的擦、碰伤。

But we can use it to protect the lens, which shall not receive dust pollution and all possible brush, collision.

youdao

但是我们可以使用它来保护镜头，使其不会收到灰尘污染和各种可能的擦、碰伤。

But we can use it to protect the lens, which shall not receive dust pollution and all possible brush, collision.

youdao