But when the mass reaches a certain point - the bifurcation point - the beam will suddenly buckle.

His knees buckled suddenly, taking us both to the floor.

Oh--' Her knees buckled suddenly as she felt what she now knew to be but the first small explosion of pleasure.

Oliphant's long legs buckled suddenly beneath him, and he sat at the head of the table with a smile.

Without warning, her right leg suddenly buckled, throwing her to the ground, where she lay, clutching her thigh.

Zammit's legs suddenly buckled and he sagged to the floor, clutching his face.

It suddenly buckled inwards, the bracket disappearing into the newly formed aperture.

Instead, whole smoky masses of the stuff would suddenly buckle and vanish utterly, as if they were being inhaled.

It buckled and suddenly flowered, and there in the pit with him stood the Weaver.

The truth was my knees were suddenly buckling under me.