顶门子
dǐng​mén​zi

firing chamber

dǐng​mén​zi firing chamber
  1. 顶 頂 dǐng nounlocative
    top
    the highest part of an object, such as a mountain peak or roof
  2. 门 門 mén noun
    opening
    (bound form) valve; switch; or any door-like opening or part of an object
  3. 子 zi affix
    noun suffix
    [suffix] used to form nouns from noun, verb, or adjective roots

dǐng​mén​zi immediately
  1. 顶 頂 dǐng adjective
    most
    most; very; extremely
  2. 门 門 mén noun
    door
    door; gate; gateway; doorway; opening
  3. 子 zi affix
    noun suffix
    [suffix] used to form nouns from noun, verb, or adjective roots