人工 じんこう放射 ほうしゃ性 せい元素 げんそ

jinkōhōsha sei genso

1. Not an artificial radioactive element.

1. Was an artificial radioactive element.

1. Artificial radioactive element with/by.

1. Artificial radioactive element; Radioactive artificial element

1. Not an artificial radioactive element.

1. It is not an artificial radioactive element.

1. Artificial radioactive element was.

1. Artificial radioactive element.

1. Is not an artificial radioactive element.

1. Was not an artificial radioactive element.

1. Artificial radioactive element, probably.

1. Was not an artificial radioactive element.

1. Wasn't an artificial radioactive element.

1. Artificial radioactive element probably.; It will likely be an artificial radioactive element.

1. Was not an artificial radioactive element.

1. if/when artificial radioactive element; if it were an artificial radioactive element

1. if it is an artificial radioactive element; when it is an artificial radioactive element

1. If/when artificial radioactive elements