Florovite
符硼镁石
🗣️ 情景例句
Susan has told me a great deal about you.
Susan告诉我许多关于你的事。
Would you like to go for a short ride?
你想要去兜风吗？
I'm planning to do a special study of satellites next term.
我计划下学期就卫星的问题做些特别的研究。