He says he'll have no problem authenticating the stamp.
他说他完全可以鉴定这枚邮票。
"I'm going before things get any worse!" he shouted as he stamped out of the bedroom.
“我要在情况变得更糟前离开!”他叫嚷着顿足走出了卧室。
...hearing the creak of a door and the stamp of cold feet.
…听到门的吱嘎声和因脚冷而跺脚的声音。