Actinoid
a. 放射线状的\\n[化] 锕系元素; 锕系
🗣️ 情景例句
May I ask where you are from?
我可以请问你是哪里人吗？
Fortune to one is mother, to another is stepmother.
命运对一种人如亲娘，对另一种人却是晚娘。
There may be some dangerous animals on this island.
“这岛上可能有些危险动物。”