Calcium sillicate
[机] 硅酸钙
🧩 词语组成解析
🗣️ 情景例句
Here's my visa card.
这是我的visa卡。
Thank you for inviting us; we had a wonderful time.
谢谢您的邀请，使我们过得很快乐。
Where have Jim and Kate gone?
吉姆和凯特去哪儿了？