Lanthanide
n. 镧系元素\\n[化] 镧系元素; 镧系
📖 牛津释义
lanthanide
n
(chemistry 化) any of the 15 elements in the lanthanide series, with atomic numbers from 57 (lanthanum) to 71 (lutetium) 镧系元素中之任何一种（从原子序数为57的镧到71的镥）.
🗣️ 情景例句
I hope that he will succeed.
我希望他会成功。
The eyes of the nation are upon the government.
国民的目光都注视着政府。
I feel a little afraid, said Kate. I'm sure I can smell something.
“我感到有点害怕，”凯特说。“我敢肯定我觉察到什么了。”