Radium plaques
[医] 镭板
🧩 词语组成解析
n. （纪念性的）匾牌( plaque的复数形式 ); 纪念匾; <医>牙斑; <微生物>空斑
🗣️ 情景例句
No smile, no surprise.
不笑 ，就不给你惊喜。
It was a terrific party.
那是一次非常愉快的聚会。
A great many goods were sent to the exhibition from various parts of the world.
大量的商品从世界各地运送到了博览会，