不能不

不能不 [bù néng bù]

1. ■ have to; cannot but:

不能不谈到某些事实 cannot well remain silent about certain facts;

不能不指出 it must be pointed out that ...;

不能不表示惋惜 cannot but express regret;

我们不能不提到某些历史事实。 We cannot very well avoid mentioning certain historical facts.