Prewarning
预警
🗣️ 情景例句
the autograph of somebody who may be famous someday.
将来有可能成名的人的亲笔签名。
He went to the post office to mail a letter.
他去了邮局寄信。
Beggars almost sell themselves as human being to arouse the pity of passers-by.
好像只有流浪汉是个例外，乞丐出售的几乎是他本人，以引起过路人的怜悯。