Ccsso
abbr. common channel signaling switching office 共路信令交换局; Council of Chief State School Officers 重点州学校管理者委员会
🗣️ 情景例句
We're going to miss you.
我们也会想念你的。
Yawning neighbor
伸着懒腰的邻居
You're in love!
你恋爱了！