to rub; to chafe; rub; to chafe; to wear out; to become worn; wear out; to become worn; to lose one's innocence; to become sly; lose one's innocence; to become sly
磨る
to rub; to chafe; to strike ; to file; to frost; rub; to chafe; to strike ; to file; to frost; to squander ; to run through ; to lose money; squander ; to run through ; to lose money