Actinoid
a. 放射线状的\\n[化] 锕系元素; 锕系
🗣️ 情景例句
It's almost certain that they'll get a divorce.
他们离婚几乎已成定局。
It is better to be alone than in bad company.
无友要比交坏友好。
Sure. Go ahead.
当然，请便。