come out in

US /kʌm aʊt ɪn/
UK /kʌm aʊt ɪn/
"come out in" picture
1.

出る, 発症する

to develop a rash or spots on the skin

:
After eating the shellfish, she came out in a terrible rash.
貝を食べた後、彼女はひどい発疹が出た
He always comes out in a sweat when he's nervous.
彼は緊張するといつも汗が出る