开门见山 come straight to the point ; Open the door see mountain ; straight to the point ; come to the point

开门见山地 without circumstance

开门见山谈生意 get straight down to business

开门见山式 straightannouncement ; direct opening

包括克隆氏开门见山 Crohn's disease

我们就开门见山吧 Let's get down to business