Space maintainer
[医] 间隙保持器
🧩 词语组成解析
space
[spes]
n. 空间，太空;空白，间隔;空隙;片刻;
vt. 把…分隔开，留间隔于…之间;
vi. 以一定间隔排列;
[医] 保持器
🗣️ 情景例句
I cannot permit him his rudeness.
我不容许他无礼。
Eat one's cake and have it.
又要马儿好，又要马儿不吃草。
The tape was so stick that they did not dare to cross it.
胶带极粘，蚂蚁不敢从上面爬过。