Crystals
n. 石英晶体；晶体（crystal的复数形式）
🗣️ 情景例句
Learning to express oneself well in an important part of education.
学会把意思表达清楚是受教育的一个重要方面。
Many happy returns of the day.
祝您长寿。
Would you like a cup of tea?
你想喝杯茶吗？