double-action

adjective
🔊/ˌdʌbl ˈækʃn/
🔊/ˌdʌbl ˈækʃn/
[usually before noun]
jump to other results
  1. working in two ways双效的;双功能的
    • double-action tablets双效药片
  2. (of a gun) needing two separate actions for preparing to fire and firing双动式的(准备射击和射击需分别进行的)