Unreacted core model
[化] 未反应核模型
🧩 词语组成解析
a. [化]未反应的
core
[kɔ:]
n. 中心，核心，精髓;果心，果核;[地质学]地核;[计] 磁心;
vt. 去（果）核，挖去…的果心;提取岩芯（样品）;
🗣️ 情景例句
She is unwilling to participate.
她不愿意参加。
Many heads are better than one.
集思广益。
On the day before our departure, several bus loads of tourists descended on the town.
我们离开小镇的前一天，镇上来了几辆满载游客的公共汽车。