Beta-active kernel
[医] β-放射核
🧩 词语组成解析
n. 希腊字母表的第二个字母\\n[医] β(希腊文的第二个字母), 乙种
active
['æktiv]
adj. 积极的，活跃的，有生气的;迅速的，敏捷的;有效的，起作用的;
n. [语法]主动语态;积极分子，活跃的人;
kernel
['kɝnl]
n. 核心;要点;谷粒;核;
v. 把…包在核内;
🗣️ 情景例句
It's our school, but we can't vote.
那是我们的学校 ，可是我们却不能投票。
What is worth doing at all is worth doing well.
事既值得做，就把事做好。
Imagine their surprise and delight when they broke open the packing cases and found that the fourth engine was sweet as honey -- still in perfect condition.
想一想他们所感受到的惊奇和兴奋 —— 当他们拆开包装箱时，他们发现第4台发动机就像蜂蜜一样甜 —— 发动机完好无损。