1.behavioral disorder 行为异常,行为障碍
例句:Objective To investigate the effects of ciliary neurotrophic factor on behavioral disorder induced by stress in rat.
目的探讨睫状神经营养因子对应激引起行为障碍的作用 。
2.in order to 为了
例句:Jack and Helen had dropped behind in order to be alone.
为了单独呆在一起,杰克和海伦故意让别人走在前面 。