to rub off on sb or to rub off onto sb影响他人；感染某人
They hoped that some of his prowess might rub off on them.他们希望他的一些高超技艺能够传给他们。
His enthusiasm rubbed off on all the students.他的热情感染了所有学生。
Some of Orwell's silliness has rubbed off onto his champion.奥韦尔的一些愚蠢举动影响到了他的拥护者。