a serving hatch的用法和样例：
- Dad had the bright idea of making a serving hatch in the wall between the kitchen and the dining room.
- A serving wench brought us our ale.
- Use tongs to place skins on a serving plate.
- Momma Bear puts her head through the serving hatch from the kitchen and yells, "For Christ's sake, how many times do we have to go through this with you idiots?