Upstairs I pulled a tissue from the box in the bathroom and unscrewed the top of the brown bottle .
上楼后,我从盥洗室中的面巾盒子里拿出了一块纸巾,旋即拧开棕色瓶子的盖子。
The officer unscrewed the cap and put the bottle to his nostrils . He was greeted by an unpleasant smell which convinced him that I was telling the truth . A few minutes later , I was able to hurry away with precious chalk marks on my baggage .