梁小姐12
within three months以下内容来自英语版知乎用户Pamela B. Zohar的回答:‘In a month’: this will happen in exactly one month, not before and not after.‘Within a month’: this will happen between today and one month from today, and not after.‘After a month’: this will happen sometime after a month has gone by, but not sooner, and it could be a long long time.