Actinide series
[机] 锕系元素
🧩 词语组成解析
n. [化]锕类
🗣️ 情景例句
And they don't ask a married couple with no children Why don't you have any children?.
他们也不会问结了婚没有孩子的夫妇“你们为什么不要孩子？”。
My first name is Bill.
我的名字叫比尔。
During his lifetime, he acted in 13 films, and he wrote, directed and acted in 69 other films.
他一生演了13部电影，而且自编、自导和自演了另外69部电影。