Lanthanide contraction
[化] 镧系收缩
🧩 词语组成解析
n. 镧系元素\\n[化] 镧系元素; 镧系
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
Tomorrow. Yes. We'll meet tomorrow morning, right here.
明天。对， 我们明天早晨会面， 就在这儿。
What's on Channel 8 now?
现在8频道播什么节目？
We visited the Great Wall. We went there by bus. We all took some food and drink with us.
我们参观了长城。我们是坐车去的。我们每人都自备一些食物和饮料。