spider       
noun [ C ] uk/ˈspaɪ.dər/ us/ˈspaɪ.dɚ/
B1 蜘蛛
a small creature with eight thin legs that catches insects in a web (= a net made from sticky threads)
  We watched the spider spin its web. 我们看着蜘蛛织网。 
 - More examples
 - The spider crept up the wall.
 - Don't be such a ponce! Pick the spider up - it won't hurt you!
 - The spider preys on small flies and other insects.
 - A spider landed on her pillow and she screamed.
 - She let out a squeak of fright at the sight of the spider.