as dry as sawdust

英 [æz draɪ æz ˈsɔːdʌst] 美 [æz draɪ æz ˈsɔːdʌst]
as dry as sawdust
网络  味同嚼蜡

  1. The subject is as dry as sawdust.
    这问题枯燥无味。