Light actinide
[化] 轻锕系; 轻锕系元素
🧩 词语组成解析
light
[laɪt]
n. 光;发光体;电灯;点火器;
adj. 轻的;明亮的;浅色的;少量的;
v. 点燃;照亮;用光指引;
adv. 轻地，轻装地;
n. [化]锕类
🗣️ 情景例句
Could you tell me what's in this?
您能告诉我这里面是什么吗？
I did exercise last week.
我上星期做练习。
There are some armchairs in the room.
客厅里有几把扶手椅。