Dvimanganese
类锰, 铼(Re)
🗣️ 情景例句
When are Susan and Harry picking you up, Marilyn?
Susan和Harry什么时候来接你们， Marilyn
When is the most convenient time for us to meet?
我们什么时候见面最方便呢？
After you printed the book, you had to throw away the carved pieces of wood.
你把书印出后，不得不把刻过的一片片木板扔掉。