N字开头的单词或词组
needlessnew productnuggetnpnnumeratornostrilnonagenew linenet profit marginnoxiousNairobinatalname errorNDDnoso-no gonever-endingnevermoreno codenoosenewsroomnonessentialnot a chancenippernoblynuclear powerNJPnatatoriumnougatn-heptaneneuroticnaivetenegotiatorniftynitty-grittyno 1norepinephrineneutronnation-stateNANAnurserNEC