toothcomb
/ˈtuːθkəʊm/noun
- Brit. used with reference to a very thorough search or analysis of something〈英〉彻底的检查或分析：
Cropper will have been through the manuscript with a toothcomb
克罗帕将已完成对手稿的彻底研究
the boys have been over the area with a fine toothcomb.
孩子们把这个地方找了个遍。
USAGE
There is no such thing as a toothcomb. The forms toothcomb and fine toothcomb arose from a misreading of the compound noun fine-tooth comb, a comb with closely spaced teeth. However, in modern use all the forms are accepted in standard English.