Calcene
胶质碳酸钙, 白艳华(补强剂)
🗣️ 情景例句
How has your visit to Shanghai been so far?
目前你对上海的印象如何？有何收获？
What are you drawing?
你正在画什么？
No one knows how long it will last.
谁也不知道会持续多久。