These old houses are going to be knocked down.

这些旧房子要拆了。

《牛津词典》

At times I think this house will be knocked down by a passing plane.

有时我觉得这房子将会被一架飞过的飞机撞倒。

youdao

To be knocked down is not the worst failure, but to give up is the real failure.

被击倒并非最糟糕的失败，放弃尝试才是真正的失败。

youdao

But even if the bill is passed, it may well be knocked down by the courts.

ECONOMIST: A precarious arrangement is at risk

"He was there to be knocked down, but has won well, " said relieved trainer Mouse Morris after the race.

BBC: SPORT | Other Sport... | Horse Racing | Attrition makes winning comeback

Dr. Saluzzo and Mr. Hoque (and you) give me hope that the silos might yet be knocked down.

FORBES: Health, Technology and the Forgotten Stepchild of Innovation