◆to go over sth with a fine-tooth comb or to go over sth with a fine-toothed comb or go through sth with a fine-tooth comb or go through sth with a fine-toothed comb彻底检查某物；清查某物
We're going over the house with a fine-tooth comb. Nothing will be left untouched.我们在仔细地检查屋子各处, 任何地方都不会漏掉。