Polycrystal
n. 多晶体\\n[化] 多晶
🗣️ 情景例句
Do you have anything that must be claimed?
难道你没需要申报的东西吗？
She was so stunned, that she couldn't speak.
她惊愕得说不出话来。
Apart from any moral considerations this is a stupid method of training,
且不说道义问题，这本身就是一种愚蠢的训练方法，