関連ワード:  how to insert columns in word table    how to insert column in word table shortcut mac    how to insert column in word table shortcut    how to add columns in word table    how to make columns in word table the same width    how to make columns in word table same size    how to make columns in word table    how to make columns in word table even    how to add column in word table mac    how to insert more columns in word table