点头if you nod , nod your head or your head nods , you move your head up and down to show agreement, understanding, etc.[V] I asked him if he would help me and he nodded.我问他能不能帮我一下，他点了点头。
Her head nodded in agreement.她点头表示同意。[VN] He nodded his headsympathetically.他同情地点点头。She nodded approval.她点头表示赞同。~ (sth) (at/to sb)点头致意；点头示意
to move your head down and up once to say hello to sb or to give them a sign to do sth[V] The president nodded to the crowd as he passed in the motorcade.当总统的车队经过时，他向人群点头致意。She nodded at him to begin speaking.
她点头示意他开始讲话。[VN] to nod a greeting点头问候[V + adv./prep.] （朝…方向）点头（表示所谈论的人或物）to move your head in the direction of sb/sth to show that youare talking about them/it
I asked where Steve was and she nodded in the direction of the kitchen.我问史蒂夫在哪儿，她朝厨房点了点头。[V] 打盹；打瞌睡
晓晓彤儿
