Suppose you have to cancel your travel plan and will not be able to visit Professor Smith.
假设你不得不取消旅行计划，将无法拜访史密斯教授。
Suppose Professor Smith asked you to plan a debate on the theme of city traffic.
史密斯教授要求你围绕城市交通这一主题组织一场辩论。
例句取自历年考研英语真题，翻译为机器生成，仅供学习参考。