Slab symmetry
[计] 片形对称
🧩 词语组成解析
slab
[slæb]
n. 厚板，平板，厚片;混凝土路面;
v. 把…分成厚片;用石板铺;
🗣️ 情景例句
Oh, by the way,
噢，顺便问一下
Better good neighbours near than relations far away.
远亲不如近邻。
Portable boiling elements that can boil small quantities of water are useful when the right voltage of electricity is available.
如果有相配的电压，可以煮少量水的便携式热水装置是有用的。