Diffraction symmetry
[化] 衍射对称性
🧩 词语组成解析
n. 衍射\\n[化] 衍射
🗣️ 情景例句
I'm surprised they're not here.
我奇怪他们怎么没来。
An empty purse frightens many friends.
曩中无分文，亲友不上门。
You're going out of your way for us, I believe.
我相信这是对我们的特殊照顾了。