人工 じんこう放射 ほうしゃ性 せい同位 どうい体 たい

jinkōhōshaseidō itai

1. Not artificial radioisotope.

1. Was artificial radioactive isotope.

1. with artificial radioisotopes.; using artificial radioisotopes.

1. Artificial radioactive isotope; Radioactive isotope, artificial

1. Not an artificial radioisotope.

1. It is not artificial radioactive isotope.

1. Was artificial radioactive isotope.

1. Artificial radioactive isotope.; Is an artificial radioactive isotope.

1. Is not artificial radioactive isotope.

1. Was not artificial radioisotope.

1. Probably artificial radioisotope.

1. Was not artificial radioisotope.; Was not an artificial radioisotope.

1. Was not artificial radioisotope.; Wasn't an artificial radioisotope.

1. Probably artificial radioisotope.

1. Was not artificial radioactive isotope.; Was not an artificial radioisotope.

1. If/when artificial radioactive isotopes

1. if/when artificial radioactive isotopes

1. If artificial radioisotopes; When artificial radioisotopes