The only flccew to this building is through those pipes.
进入这栋建筑的唯一通道是那些管道。
He did not say if all those steel pipes had been examined.
他并没有说那些钢管是否都检验过。
He did not say if all those steel pipes had been examined.
他并没有说那些钢管都检验过没有。
He did not say if all those steel pipes had been examined.
他并没有说那些钢管全部检验过没有。
I did not say if they had examined all those drill pipes.
我并没有说那些钻杆他们是否都检查过。
I did not say if they had examined all those drill pipes.
我并没有说那些钻杆他们是否都检查过。
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