人工 じんこう放射 ほうしゃ能 のう

jinkōhōshanō

1. Not artificial radioactivity.

1. Was artificial radioactivity.

1. Artificial radioactivity with/by.

1. Artificial radioactivity; Radioactive (as an adjective)

1. It is not artificial radioactivity.; It is not man-made radioactivity.

1. It is not artificial radioactivity.

1. Was artificial radioactivity.

1. Artificial radioactivity.

1. Is not artificial radioactivity.; It is not artificial radioactivity.

1. Wasn't artificial radioactivity.; Wasn't man-made radioactivity.

1. Artificial radioactivity likely; Probably artificial radioactivity

1. Was not artificial radioactivity.; Was not man-made radioactivity.

1. Wasn't artificial radioactivity.; Wasn't man-made radioactivity.

1. Artificial radioactivity; It will probably be artificial radioactivity.

1. Was not artificial radioactivity.; Was not artificial radiation.

1. If it were artificial radioactivity; Were it artificial radioactivity

1. If artificial radioactivity; When artificial radioactivity

1. If artificial radioactivity; When artificial radioactivity