a = [['A', 'B'], ['C', 'D'], 'E', 'F']
a.remove(x for x in ['E', 'F'])

a = [['A', 'B'], ['C', 'D'], 'E', 'F']
for i in ['E', 'F']:
    a.remove(i)
print(a)

[['A', 'B'], ['C', 'D']]

问题解决请点下采纳