slow-wittedness

例句:

• The slow-worm is in fact not a snake but a legless lizard.
  蛇蜥其实不是蛇，而是无脚的蜥蜴。
  
• Why were grown-ups always so stuffy and slow to recognize good ideas?
  为什么成年人总是那么一本正经，对好点子反应那么迟缓呢？
  
• The lorry was travelling at 20mph in the slow lane.
  卡车在慢车道上以20英里的时速行驶。
  
• The deposit - loan cycle pace is very slow.
  来自BBC
• This generation of the route was a slow process.
  来自BBC
• The Crookes better hold attentions when they slow down.
  来自BBC