Xi
n. 希腊字母的第14个字母；粒子（等于xi particle）
🗣️ 情景例句
If you feel tired at work, Just take a vacation.
如果你觉得工作太累了，不防去度假。
If you compare her work with his, you'll find hers is much better.
要是把他们俩的工作比较一下，你就会发现她的好得多。
Oh, I usually come on foot.
噢，我常步行来。