マイクロ波 は背景 はいけい放射 ほうしゃ

maikurowa haikeihōsha

1. Not cosmic microwave background.

1. Was cosmic microwave background radiation.

1. with cosmic microwave background radiation; by cosmic microwave background radiation

1. Microwave background radiation's; Of microwave background radiation

1. It is not the cosmic microwave background.

1. It's not cosmic microwave background radiation.

1. It was the cosmic microwave background.

1. Microwave background radiation.

1. It is not the cosmic microwave background.

1. Wasn't cosmic microwave background radiation.

1. Probably cosmic microwave background radiation.

1. It was not the cosmic microwave background.

1. It wasn't the cosmic microwave background.

1. Probably cosmic microwave background.

1. It was not the cosmic microwave background.

1. If it were the cosmic microwave background radiation; Were it the cosmic microwave background radiation

1. if it were cosmic microwave background radiation; if the cosmic microwave background radiation existed

1. If/when microwave background radiation