Gravitons
(graviton 的复数) n.[核]引力子
🗣️ 情景例句
Would you please try to keep quiet at this hour?
这么晚了，你能不能尽量保持安静。
How much does that typewriter weigh?
那台打字机重多少？
On day Haley met and African who was from Gambia, a small country on the west coast of Africa.
有一天，哈利碰到一位非洲人，他来自冈比亚--非洲西海岸的一个小国。