🗣️ 情景例句
Do you remember, Michelle?
你还记得吗， Michelle？
The fork is dirty, Would you bring me a clean one, please?
这叉子是脏的，请你拿个干净的给我。
Fortunately, however, ancient men made tools of stone, especially flint,
然而， 幸运的是，远古人用石头制作了工具，特别是用燧石，