Monofluoride
一氟化物
??? 情景例句
Could you tell me how to use the shortcut?
你能告訴我怎么走這條近路嗎？
You lost!
你輸了！
One of the most famous sailing ships of the nineteenth century, the Cutty Sark, can still be seen at Greewich.
人們在格林威治仍可看到19世紀最有名的帆船之一“卡蒂薩克”號。