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
You're welcome.
不用客气。
An nod is as good as a wink to a blind horse.
对牛弹琴。
Not only was the meal well below the usual standard, but Bessie seemed unable to walk steadily.
结果，不仅饭菜远不如平时做得好，而且贝西走起路来似乎东倒西歪。