nod

• 名词，指快速低下再抬起头的动作，常用于表示同意、致意、认可或打招呼。

A noun referring to an act of lowering and raising the head quickly, often used to indicate agreement, acknowledgment, or a signal.

1. Head gestureA2formal

   An act of moving the head up and down, typically to indicate agreement, greeting, or acknowledgment.

   点头

   • He gave a nod of approval.
   • She responded with a polite nod.
   • A simple nod can mean 'yes' in many cultures.

   同义词bobbowdipinclination

2. Signal or signB1informal

   A subtle or indirect indication of agreement or permission.

   示意或许可

   • The boss gave the nod to start the project.
   • We are waiting for the final nod from the committee.
   • He got the nod to proceed with the plan.

   同义词approvalassentconsentcuehintindicationintimationsignsignalwink

• 动词，指轻轻低下再抬起头部，常表示同意、认可或打招呼。

A verb used to indicate the act of lowering and raising the head slightly, often as a gesture of agreement, acknowledgment, or greeting.

1. Move head up and downA2formal

   To move your head up and down to show agreement, understanding, or greeting.

   点头

   • She nodded her head in agreement.
   • He nodded to show he understood the instructions.
   • The teacher nodded at the student to continue.

   同义词bobdip

   反义词shake

2. A2formal

   To make a slight downward movement of the head as a signal or gesture.

   点头

   • He nodded towards the door to indicate it was time to leave.
   • She nodded at the waiter to bring the bill.
   • The guard nodded for us to enter the building.

   同义词gestureindicatemotionsignal

   反义词shake

3. Become drowsyB1informal

   To let your head drop forward when you are falling asleep, especially while sitting.

   打瞌睡

   • He nodded off during the boring lecture.
   • She was so tired she kept nodding at her desk.
   • The old man nodded in his armchair by the fire.

   同义词dozedrowse

短语动词变体nod off