Look at the highlighted expressions in the following sentences from the text and explain their figurative meaning
♦ ‘I went through it, sir, with a fine-toothed comb and never a Garrideb could I catch.’
♦ ‘They are my favourite covert for putting up a bird, and I would never have overlooked a cock pheasant as that.’
♦ ‘There is no bolt-hole for you in this country.’
♦ ‘When his castle in the air fell down, it buried him beneath the ruins.’
‘with a fine-toothed comb’: means that he searched assiduously through all the records, line by line.
‘putting up a bird’: something unusual but useful
‘a cock pheasant’: something that is grossly out of place among other things
‘bolt-hole’: where someone can escape
‘his castle in the air’: big, hopeful and almost unrealistic dreams