Variolitization
球颗化作用
🗣️ 情景例句
This could be your lucky day.
今天你要时来运转了。
That's very nice of you. I guess I could use some help.
谢谢你的好意。我想我可能要一点帮助。
This machine joins the metal pieces together, he said.
“这台机器把金属片焊接起来，”他说