Actinoid
a. 放射线状的\\n[化] 锕系元素; 锕系
🗣️ 情景例句
Our teacher drills us in English.
我们老师让我们反复操练英语。
It's difficult to make a decision whithout knowing all the facts.
不了解所有事实而做出决定是困难的。
I'd appreciate your kind consideration in the coming negotiation.
洽谈中请你们多加关照。