天壤之隔 meaning in English

as far apart as heaven and earth

Thanks being returned for what we had not got , and a second hymn chanted , the refectory was evacuated for the schoolroom
盖茨黑德和往昔的生活似乎已经流逝，与现时现地已有天壤之隔。
My reflections were too undefined and fragmentary to merit record : i hardly yet knew where i was ; gateshead and my past life seemed floated away to an immeasurable distance ; the present was vague and strange , and of the future i could form no conjecture
我几乎不知道自己身居何处。盖茨黑德和往昔的生活似乎已经流逝，与现时现地已有天壤之隔。现实既模糊又离奇，而未来又不是我所能想象。