duò yún wù zhōng
lit. to become lost in a fog (idiom)
fig. at a complete loss
堕
duò
to fall; to sink
云
yún
abbr. for Yunnan Province 雲南省|云南省[Yun2 nan2 Sheng3]
雾
wù
fog
中
zhōng
(bound form) China; Chinese
