Polycrystalline
a. 多晶的\\n[计] 多晶的
🗣️ 情景例句
Lovely!
太可爱了！
The plan worked well.
那项计划进行顺利。
It seems that man was making a real effort to understand the seasons 20,000 years earlier than has been supposed.
看来人类早就致力于探索四季变迁了，比人们想像的要早20，000年。