Alpha-active kernel
[医] α-放射核
🧩 词语组成解析
alpha
['ælfə]
n. 希腊字母的第一个字母;
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
I want to keep the after-school programs--
我要保存这些课外活动--
Generally speaking, a contract cannot be changed after it has been signed by both parties.
一般来讲，合同一经双方签订就不得更改。
Hello! Did you enjoy yourselves at the party ?
你好！你们在晚会上玩得愉快吗？