And they still may need to retest for other radioactive isotopes that had been found in the seawater around the No. 2 reactor, including troubling quantities of cesium, barium, cobalt and lanthanum.
并且，他们或许要对2号反应堆周边其他放射性同位素的含量，包括对铯、钡、钴、镧的浑浊度，进行重新检测。
Barium, added to make green, is known for its poisonous and radioactive qualities.
为了制造绿色所加入的钡，他具备的毒性以及放射性已经为人所知。
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