Polycrystallinity
多晶性, 多晶结晶度
🗣️ 情景例句
They're very kind to the animals.
他们照料动物很细心的。
I ask him to stay at school.
我要求他待在学校。
Yes. Wash your hands with soap at the end of your experiment.
可以。在实验结束时要用肥皂洗手。