'宣言 Public ReadOnly Property Sheets As System.Collections.Generic.IReadOnlyList(Of XLSheet)
public System.Collections.Generic.IReadOnlyList<XLSheet> Sheets {get;}
'宣言 Public ReadOnly Property Sheets As System.Collections.Generic.IReadOnlyList(Of XLSheet)
public System.Collections.Generic.IReadOnlyList<XLSheet> Sheets {get;}