Before Christmas, most salespeople are rushed off their feet.
圣诞节前，大多数销售人员忙得脚不沾地。
Examples from the Corpus
be rushed/run off your feet• He was in livery, and told me he was rushed off his feet.• All the sales assistants are run off their feet. The shop ought to take on more staff.• Obviously, the emergency services are run off their feet.• There had been lots of problems, and they were rushed off their feet.• Bus managers were expecting to be rushed off their feet.• It's my son's birthday party tomorrow. I've been absolutely rushed off my feet getting ready for it.• We were rushed off our feet yesterday.