Bicrystal
双晶体
🗣️ 情景例句
That's something I'd rather not talk about just now.
这些事我现在不想谈论。
Therefore,we always put quality as the first consideration.
因而，我们总是把质量放在第一位来考虑。
Do you offer any quantity discounts?
大量购买有折扣吗？