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
John cannot get to the phone right now.
John现在没办法接电话。
It was a real pleasure for me to do it.
我很乐意这样做。
I want some envelopes,please.
请给我拿几个信封。