It seemed, he said, as he took a pinch of snuff, that I hadn't read the third chapter of the book of Genesis with sufficient attention.
看起来,他吸了一口鼻烟,说道,我没有足够的专注地阅读过《创世纪》的第三章。
2
The uncertainty about which of his results (for he has been a prolific researcher) are up to snuff means others in the field are finding it hard to decide what to rely on in their own work.