Ri
[化] 放射性同位素
✅ 同义词
📖 牛津释义
RI
abbr 缩写 = (Brit) (on coins) Queen and Empress; King and Emperor (Latin Regina et Imperatrix; Rex et Imperator) （钱币上的）女王和女皇, 国王和皇帝（源自拉丁文Regina et Imperatrix; Rex et Imperator）.
🗣️ 情景例句
I've got it. This one's on me.
我都付了。这一顿我请客。
Please make sure that the goods be protected from moisture.
请保证货物不受潮。
He earned enormous sums of money and was paid as much as
100 for a single appearance.