Radioactive secular equilibrium
[化] 放射性长期平衡
🧩 词语组成解析
secular
['sɛkjəlɚ]
adj. 现世的，俗界的;长期的，长久的;不朽的;一世纪一次的;
n. 牧师;[宗]俗僧，俗人;〈美〉（黑人中间流行的）俗歌;
🗣️ 情景例句
I was left with nothing.
我一点儿不剩了。
Do you ever go swimming on the weekend?
你曾经在周末去游泳吗？
When a student recently saw two workmen using a pneumatic drill outside his university, he immediately telephoned the police and informed them that two students dressed up as workmen were tearing up the road with a pneumatic drill.
最近有个学生看见两个工人在学校门外用风钻干活，马上打电话报告警察，说有两个学生装扮成工人，正在用风钻破坏路面。