"Fuel failure" is a better term to describe the failure of the fuel rod barrier (Zircaloy).

“燃料失效”是个更贴切的词汇来描述燃料棒这层屏障的失效(锆锡合金)。

youdao

So far the first barrier, which is the fuel cladding, has apparently failed, because they are detecting cesium.

目前第一层屏障，也就是燃料包层，明显已经失败了因为他们已经检测到了铯。

youdao

So far the first barrier, which is the fuel cladding, has apparently failed, because they are detecting cesium.

目前，第一道屏障——燃料包壳，已经明显失去功用，因为专家已经在核电站附近检测到了铯元素。

youdao