next door 隔壁的,在隔壁
no doubt 无疑地
no less than 不少于...;不亚于...
no longer 不再
no more 不再
no more than 至多,同...一样不
none other than 不是别的,正是
on one's guard 警惕,提防
nothing but 只有,只不过
now and then 时而,偶尔