Space retainer
[医] 间隙固位体, 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;
retainer
[ri'teinə]
n. [机]承盘，挡板;家臣，侍从;[牙科]牙架;保持着;
🗣️ 情景例句
Have you?
你呢？
They are looking forward to the summer vacation.
他们正盼望着暑假的来临。
The last order didn't work out too well for us.
上回订的货用起来不怎么顺。