blow down

• • (风等)吹倒；被风等吹倒：

    Many trees were blown down.

    许多树被刮倒了。

  • (风)吹落，使掉下：

    The wind has blown apples down.

    风刮落了树上的苹果。

  • (风)往下吹进(烟囱、管道等)：

    The rubbish has been blown down the pipe.

    垃圾被吹进了管道。

  • 在蒸汽压力下通过泄管排出(锅炉)内的水等；从锅炉内喷出(蒸气等)
  • 【冶金学】减弱鼓风熔化已装之料使(鼓风炉)停止工作