Collabora Office 24.04 ヘルプ
Vertically aligns the top edges of the selected objects. If only one object is selected in Draw or Impress, the top edge of the object is aligned to the upper page margin.
オブジェクトは、選択した最も上側にあるオブジェクトの上端に揃えられます。To align the individual objects in a group,
to enter the group, select the objects, right-click, and then choose an alignment option.