constructing造句
        Is that why they're 
constructing so many underpasses, overpasses and highways?
那就是他们建这么多天桥 、 地下通道和公路的原因 吗 ?
We won't run into any problem of non - commutativity in 
constructing these operators.
在构成这些算符时,我们不会陷入任何 非 对易性问题中.
They are 
constructing the building at full blast.
他们倾全力建造这栋大楼.