ineffectiveness造句怎么写

The ineffectiveness of the present detector and the passive detecting methods has become the choke point to the improvement of fire protection.

But all three books make the case that the ineffectiveness of much philanthropy is actually the fault of the philanthropist.

Responding to accusations of government ineffectiveness in tackling the summer's forest fires, he said it was never any use relying on the fire brigade, which always came too late.