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
Thank you, Jack, but no thank you.
谢谢你 ，Jack， 但不谢你 。
Sometimes the snow was so deep we could tunnel through it.
偶尔雪会积到可以造隧道那般的深度。
I believe we should buy the smaller one.
我认为我们应该买较小的机子。