(a state or time of) very thick mist
cover sth with fog
become difficult to see through because of a misty covering
puzzle or confuse
"The stars are obscured by the clouds"
"the big elm tree obscures our view of the valley"
Then fog came down..and hid the seas.
出自: J. Masefield
Somtimes by clouds it [the sun] is enueloped, and by mists fogged.
出自: W. Barlow
Hot steam drifted about her, fogging up the window.
出自: A. Higgins
我拿起枪就开枪。