🗣️ 情景例句
I'm leaving for Beijing on a four-day tour.
我马上要去北京旅游4天。
You'd better give us a rough idea of your price.
您最好给我们一个粗略的价格。
Mary and lizzy are organizing a large medical conference.
玛丽和莉齐正在组织一个大型的医学会议。