Pretransition
预相变
🗣️ 情景例句
Oh! Oh, quickly! Go, go, go!
噢， 噢， 赶快 ！走 ，走，走！
Have you heard from Marry?
你收到玛丽的来信吗？
You see, we've been in China for over two years now, so we are travelling back to England soon for a holiday.
您知道，我们到中国已有两年多时间了，所以不久后我们就要回英国度假了。