但是，比较罕见的三轻子和四轻子事件却暗含着有一个复杂的级联衰变，这是很难解释的。

But the rarer three-and four-lepton events suggest a complex cascade of transformations that may prove difficult to unravel.

youdao

但是，比较罕见的三轻子和四轻子事件却暗含着有一个复杂的级联衰变，这是很难解释的。

But the rarer three-and four-lepton events suggest a complex cascade of transformations that may prove difficult to unravel.

youdao