Stokes
n. 斯托克斯（姓氏）
🗣️ 情景例句
2,3,4 ... now switch. ... 2 3 4
……现在 左右交替……
While you were writing letters,I was reading a book.
当你正在写信时，我正在读一本书。
How long have you lived there?
你在那里住多久了？