Xi
n. 希腊字母的第14个字母；粒子（等于xi particle）
🗣️ 情景例句
Wrap him in the blanket, Dad!
用毯子把他裹好， 爸爸！
Our service has been very well-received by our customers so far.
到目前为止，顾客对我们的服务质量评价甚高。
They're both fine,too. What about your family?
他们也都很好。你的家人好吗？