Sbr
[化] 丁苯橡胶
🗣️ 情景例句
I was quite surprised when I read in your letter that you had decided not to finish your studies at the university.
当我在你的信中看到你已决定终止大学学业时感到很是惊讶。
Is the plane leaving?
飞机要起飞了吗？
You'd better find it quickly. Oh, too late.
你最好赶快找到它。啊，太迟了。