The disk casts a shadow - of course - but the very centre of the shadow will be bright. Succinctly, there is no darkness anywhere along the central perpendicular behind an opaque disk (except immediately behind the disk).
Ang disk casts ng isang shadow - of course - ngunit ang sentro ng lilim ay magiging masaya. Succinctly, walang kadiliman kahit saan kasama ang central patayo sa likod kalabuan ng isang disk (maliban kaagad sa likod ng disk).