Polycrystal
n. 多晶体\\n[化] 多晶
🗣️ 情景例句
She doesn't know we've changed hotels.
她不知道我们换了旅馆呀。
He bears misery best who hides it most.
最会隐瞒痛苦者，乃是最善忍受痛苦人。
Can you tell me why our bid was not accepted?
请告诉我为什么我们没有得标好吗？