🧩 词语组成解析
prairie
['prɛri]
n. （尤指北美的）大草原，大牧场;草原地带;〈美方〉林中空地;
sage
[seidʒ]
n. 圣人;智者;贤人;鼠尾草（可用作调料）;
adj. 贤明的;明智的;
🗣️ 情景例句
About three weeks. We'll have enough time for our talks.
大约三个礼拜，我们有足够的时间交谈了。
When did you know the answer?
你什么时候知道答案？
Meanwhile, a number of university students have volunteered to drive buses while the strike lasts.
与此同时，有一部分大学生自愿在罢工期间驾驶公共汽车。