a round plate的用法和样例：
- He put the apples on a round plate.
- The moon is shining brightly tonight. She looks like a round plate.
- The swordman in blue laughed coldly and pulled his sword back.He was wearing a round plate of iron in front of his chest, just under the garment.
- I can give you a round neckline if you prefer.
- A round the world ticket allow several stopover.
- A round seal affixed to a papal bull.