英文字典中文字典51ZiDian.com

WordNet (r) 3.0 (2006) (WordNet)

atypical
adj 1: not representative of a group, class, or type; "a group
that is atypical of the target audience"; "a class of
atypical mosses"; "atypical behavior is not the accepted
type of response that we expect from children" [synonym:
{atypical}, {untypical}] [ant: {typical}]
2: deviating from normal expectations; somewhat odd, strange, or
abnormal; "these days large families are atypical"; "atypical
clinical findings"; "atypical pneumonia"; "highly irregular
behavior" [synonym: {atypical}, {irregular}]