noun
door hinge
A mechanical hinge specifically for doors. Used in hardware, construction, and DIY contexts.
ドアヒンジが錆びて、ドアがうまく閉まらない。
The door hinge is rusty and the door doesn't close properly.
新しいドアヒンジを取り付けるには、電動ドリルが必要だ。
You need a power drill to install a new door hinge.