Der Onkel störte, indem er zuerst mit großen Augen und nervösem Lippenbeißen dabeistand, ohne allerdings zuzuhören, aber der Anschein dessen war schon störend genug.
The presence of K.'s uncle while this was going on was quite disturbing; he did not listen to what was being said, but at first he stood there with eyes wide open and nervously biting his lips.