Schwann
施沃恩(姓氏)
🗣️ 情景例句
A surprise?
惊喜？
No one can remember what it is like to be born.
没有人能够记得诞生时的样子。
For our purposes, we are concerned only with one kind of cost----
就我们的目的而言，我们只关心一种费用-