Actinide contraction
[化] 锕系收缩
🧩 词语组成解析
n. [化]锕类
contraction
[kən'trækʃən]
n. 收缩，缩减;[语]缩略，略体，缩写;（开支等）缩减;（分娩时）子宫收缩;
🗣️ 情景例句
It's our meal from the restaurant.
这是从餐厅带回来的菜 。
She is afraid he'll think her a pig.
她怕他会像对猪般的厌恶她。
What's the weather going to be like at the weekend?
周末的天气怎样？