士兵们整齐地站成方阵。

The soldiers stand in a square ___formation.

云层的形成受到风向和温度的影响。

The ___formation of clouds is influenced by wind direction and temperature.

士兵们以方阵队形行进。

The soldiers marched in a square ___formation.

新公司的成立花了将近一个月的时间。

The ___formation of the new company took almost a month.