Primary cementum
[医] 原发性牙骨质
🧩 词语组成解析
primary
['praɪmɛri]
adj. 首要的，主要的;最早的，原始的;[地质学]原生的;基本的;
n. 第一位;最好者;要素;候选人提拔会;
prim第一，主要的+ary形容词后缀 → 第一的，最开始的 → 最初的；根本的
n. 牙骨质, 水门汀
🗣️ 情景例句
Nonsense! How can you say that and keep a straight face?
胡说八道！你怎么能不动声色说那些话呢？
I see. I'll go and check.
噢，原来是这样，那我再去查查看。
The following day, however, the doctor consoled him by telling him that his chances of being able to leave hospital in time for New Year celebrations were good.
然而，第二天，医生安慰他说，出院欢度新年的可能性还是很大的，那人听后振作了精神。