Actinoid
a. 放射线状的\\n[化] 锕系元素; 锕系
🗣️ 情景例句
and he kept talking about having a house of our own.
他老说要有自己的家。
You can't make bricks without straw.
没有稻草，制砖难搞。
Please let me check the bill.
请让我核对一下帐单。