part of the furniture
已经成为某个地方或组织的一部分，非常熟悉和被接受的人
口语·形容某人长期存在被忽略
英文释义
to be so familiar or ingrained in a place or situation that one is often overlooked or taken for granted
例句
He's been here so long he's part of the furniture; nobody even notices him anymore.
典故来源
源自办公室或家庭环境，形容某人像家具一样长期存在，被视作理所当然。