煞有介事 shà yǒu jiè shì

DEFINITIONS

  1. to make a show of being very much in earnest (idiom)
  2. to act as if one is taking things very seriously

CHARACTERS

煞 shà malignant deity; baleful, noxious; strike dead
有 yǒu have, own, possess; exist
介 jiè forerunner, herald, harbinger; to lie between; sea shell; to wear armor
事 shì affair, matter, business; to serve; accident, incident