Calcifames
缺钙症
🗣️ 情景例句
What year are you?
你是哪一级的？
We'll have fine weather for the next few days?
以后几天天气晴朗。
For example, we make bicycle parts and tractor parts. Any questions?
例如，我们制造自行车和拖拉机的零部件。 有什么问题吗？”