Calmagite
钙镁试剂
🗣️ 情景例句
We'll finish the conversation when they go to the museum.
他们去博物馆之后我们再聊。
Thanks. I'll certainly do that.
谢谢了，我一定会的。
This machine joins the metal pieces together, he said.
“这台机器把金属片焊接起来，”他说