def checkDouble3(t=True, r=True, s=False, **kwargs):
    """this is Return double3 standard keyable transform attributes.
    
    Parameters
    ----------
    t : bool
        add translate to list.
                
    r : bool
        add rotate to list.
                
    s : bool
        scale on.

    Returns
    -------
     list[ string ]
    
    """
    attrs = []
    if t:
        attrs += ('translateX', 'translateY', 'translateZ')
    if r:
        attrs += ('rotateX', 'rotateY', 'rotateZ')
    if s:
        attrs += ('scaleX', 'scaleY', 'scaleZ')
    return attrs