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 always wanted to travel to Europe but I was afraid that language would be a problem.
我总想去欧洲旅游，但我又怕语言是个问题。
Sometimes foreign food has a strange taste.
外国菜的味道往往很奇怪。
the gaoler replied: 'The light is indeed dim, sire, I must get my glasses.'
“陛下，这儿光线的确太暗了，我得去眼镜拿来。”