Eu
[化] 富集铀; 浓缩铀\\n[医] 铕(63号元素)
✅ 同义词
🗣️ 情景例句
I go camping in the mountains to enjoy the fresh air.
我去山中宿营以享受新鲜的空气。
Watch out, it's dangerous.
注意，危险啊！
and the outer planets have temperatures near absolute zero and hydrogen-dominated atmospheres.
除此以外，太阳系的其他行星的温度都接近绝对零度，并围绕着以氢气为主的大气层。