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
That's a brilliant idea, Richard!
这主意太棒了， Richard！
How many feet are you going to use?
你要用几英尺？
No.Later, in a few weeks' time I'll put the little plants in the earth.
不止。几星期以后，我要把菜秧移到地里。