Preflashing
[摄]预闪
🗣️ 情景例句
What was your speciality?
你学的是什么专业？
While you were writing letters,I was reading a book.
当你正在写信时，我正在读一本书。
That sounds very interesting. How long will it take you to collect enough money?
听起来倒是挺有趣的。你要花多长时间才能筹集到足够的资金呢？