Polycrystal
n. 多晶体\\n[化] 多晶
🗣️ 情景例句
We condemn violence.
我们谴责暴行。
Humility often gains more than pride.
谦逊往往比骄傲受益更多。
'Good heavens!' exclaimed his wife.
“天啊！”他的夫人惊叫，