The door opened, blocking his forward movement.
门开了，挡住他前进的路。
The policeman hurried the crowd forward because they were blocking the scene of the accident.
那警察催促人群移动，因为他们阻塞了事故现场。
Four schemes of dam blocking are put forward in this paper.
按照实际状况提出了四项堵坝方案。
A design way of intelligent blocking control appliance is put forward.
给出了一种智能防堵控制装置的设计方法。
A design way of intelligent blocking control appliance is put forward.
给出了一种智能防堵控制装置的设计方法。
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