Space-saver
空白节省符；节省空间的装置
🧩 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;
saver
['seivə]
n. 救助者;俭省的人;节约装置;
🗣️ 情景例句
His appearance is impressive.
他的外表给人印象深刻。
What track does the Metroliner leave from?
华纽特快从第几轨道开出？
When several elephants are being trained at one time,
几只象同时训练时，