Actinide-lanthanide separation
[化] 锕系-镧系元素分离; 锕系-镧系元素互分离
🧩 词语组成解析
n. [化]锕类
n. 镧系元素\\n[化] 镧系元素; 镧系
🗣️ 情景例句
Isn't this the Nanjing University?
请问是南京大学吗？
Don't swap horses when crossing a stream.
行至中流不换马；危难之时不宜作大变动。
We don't want to go there.
我们不想去那儿！