Leucosphenite
[礦]淡鋇鈦石
??? 情景例句
Did she mention when she would arrive?
她說過什么時候到嗎？
If you concentrate all your energies on the study of English, you will master the language.
你若全力以赴地學習英語，你會掌握這門語言的。
Though the costume consisted only of a sheet, it was very effective.
盡管化裝服僅由一個被單制成，卻十分逼真。