runner

• 指跑步的人或动物，尤指参加赛跑或为锻炼而跑步的人；也可指走私者或送信、跑腿的人。

A noun referring to a person or animal that runs, especially in a race or for exercise.

1. AthleteA1formalsport

   A person who runs, especially for sport or exercise.

   跑步者

   • The runner crossed the finish line first.
   • She is a long-distance runner training for a marathon.
   • Runners must stay hydrated during the race.

   同义词joggermarathonerracersportsmansprinter

2. Messenger or errand personB1formal

   A person who delivers messages or runs errands.

   信使

   • The office runner brought the documents to the manager.
   • He worked as a runner for a courier service.
   • The runner was sent to deliver the urgent package.

   同义词courierdispatch ridererrand boygofermessenger

3. Part of a sled or skateB2formal

   The blade or strip on which a sled or ice skate slides.

   冰刀

   • The sled's runners were made of polished metal.
   • He sharpened the runners of his ice skates.
   • The wooden runners of the old sled were worn out.

   同义词bladeskiskid

4. Carpet or rugB2formal

   A long, narrow rug or carpet, often used in hallways.

   长条地毯

   • They placed a runner in the hallway to protect the floor.
   • The antique runner added elegance to the staircase.
   • She bought a colorful runner for the dining table.

   同义词stair-carpet