形成 けいせい層 そう

keiseisō

1. Not a formative layer.; Not a layer of formation.

1. Was a formative layer.

1. In the formation layer; Forming layer

1. Formative layer; Layer of formation

1. It is not a formation.; It is not a layer.

1. Not a formation layer.; It's not a formation layer.

1. Was the formative layer.

1. Formation layer.; Polite form of "formation layer."

1. Not a formation layer.; Is not a formation layer.

1. Was not a formation layer.; Was not the formation layer.

1. Probably the formation layer.; Likely a formation layer.

1. Was not a formative layer.; Was not the formative layer.

1. Wasn't the formation layer.; Wasn't a formation.

1. Probably a formation layer.; Likely a formation layer.

1. Was not a formation layer.; Was not the formation layer.

1. If/when the formation layer…; If the formation layer were…

1. If/when formed/established; If it is a formation layer

1. If/when the formation layer…; When the formation layer…