guò yǎn yān yún
ephemeral (idiom)
过
guò
to cross
眼
yǎn
eye (CL:隻|只[zhi1],雙|双[shuang1])
烟
yān
tobacco (variant of 煙|烟[yan1])
云
yún
abbr. for Yunnan Province 雲南省|云南省[Yun2 nan2 Sheng3]
