失常

失常 [shī cháng]

1. ■ not normal; abnormal; odd; go into a (flat) spin:

精神失常 be distraught; not be in one's right mind;

举止失常 act oddly; behave strangely;

玛丽毁除婚约， 约翰似乎神经失常。 When Mary broke off the engagement, John seemed to go into a flat spin.