Actinyl
[化] 锕系酰; 锕系元素酰
🗣️ 情景例句
It is special. Happy anniversary.
确实很特别。结婚周年快乐！
What is the total circulation of this journal.
这份报刊总发行量多少？
Mrs.Richards sent her children to school and went upstairs to her bedroom.
把孩子送去上学，然后来到楼上自己的卧室。