He is dead to the world.他对世事不闻不问.He was tired after the day's work, and was soon dead to the world.他一天干下来十分劳累, 很快就熟睡了.Exhausted by their exploits that day the two boys had supper and fell asleep , dead to the world....

dead to the world的音标：dead to the world的英式发音音标为：[ded tu: ðə wɜː(r)ld]dead to the world的美式发音音标为：[dɛd tu ði wɜrld]...

沉睡的，不省人事的，对世事不闻不问...