Polycrystal
n. 多晶体\\n[化] 多晶
🗣️ 情景例句
How was your Thanksgiving dinner, Alexandra?
你们的感恩节晚餐怎么样 Alexandra？
May I do it by tomorrow?
我能明天做吗？
When did you last go to the seaside?
你上一次是什么时候去海滨的？