abnormal
/æbˈnɔːməl/adjective
- deviating from what is normal or usual, typically in a way that is undesirable or worrying异常的, 反常的（尤指让人不快或焦虑的）：
the illness is recognizable from the patient's abnormal behaviour.
这种疾病可从病人反常的举止中看出。
派生词
abnormally
adverb词源
mid 19th cent.: alteration （by association with Latin abnormis 'monstrous'） of 16th-cent. anormal, from French, variant of anomal, via Latin from Greek anōmalos （see ANOMALOUS）.