Polycrystal
n. 多晶体\\n[化] 多晶
🗣️ 情景例句
I think that all Chinese word hard and cherish their famillies.
我认为所有的中国人都工作勤奋而且十分关心家人。
Don't have thy cloak to make when it begins to rain.
切莫临时抱佛脚。
'And you didn't notice anything unusual?'
“您没有注意到有什么异常情况发生吗？”