It was boom, boom, boom, like gunshots, "said the shopper, who like others in the store whipped out a cellphone to snap the scene before security personnel put a stop to any picture taking."

“它轰隆、轰隆、轰隆，像炮击一样，”这位顾客说，她像在这个店里的其他人一样，在保安人员制止任何拍照之前快速拿出手机咔咔地拍摄这一场景。

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"It was boom, boom, boom, like gunshots," said the shopper, who like others in the store whipped out a cellphone to snap the scene before security personnel put a stop to any picture taking.

“它轰隆、轰隆、轰隆，像炮击一样，”这位顾客说，她像在这个店里的其他人一样，在保安人员制止任何拍照之前快速拿出手机咔咔地拍摄这一场景。

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Stop fastening and adjusting the nut before the last segment of the boom is to be extended.

在最后一节臂刚要伸出之前停止拧紧和调整螺母。

youdao

Stop fastening and adjusting the nut before the last segment of the boom is to be extended.

在最后一节臂刚要伸出之前停止拧紧和调整螺母。

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