1.Neither of the (two) windows is open.两扇窗都没开,
2.Not both of the (two) windows are open=Both of the (two) windows are not open.
两扇窗没都开,
1.Neither of the (two) windows is open.两扇窗都没开,
2.Not both of the (two) windows are open=Both of the (two) windows are not open.
两扇窗没都开,