She tore off two sections of papertowel and folded them lengthways.
她扯出两块纸巾，把它们纵向叠了起来。
《柯林斯英汉双解大词典》
2
Frustrated after hundreds of hours of observation, they one day noticed a woman do with a papertowel what people do all the time: wipe something up and throw it away.