按一下按钮就可以喂鱼，而轻轻旋一下开关就可以打开水下明亮的大灯。

At the push of a button the fish are fed, and a flip of a switch turns on the sparkling underwater lights.

youdao

按一下按钮就可以喂鱼，而轻轻旋一下开关就可以打开水下明亮的大灯。

At the push of a button the fish are fed, and a flip of a switch turns on the sparkling underwater lights.

youdao