Crystallophysics
晶体物理学
🗣️ 情景例句
While it may be cold outside, it's always warm here in the office.
外面可能很冷的时候，办公室里面总是很暖和。
He that gains well and spends well needs no account book.
收支正当，无须记帐。
How much did you want to increase your order.
你的订量要增加多少？