1、an interface (commonly used for modems and mice and some printers) that transmits data a bit at a time.
3、I thought I'd try wading into loneliness the way you enter the sea, easing myself into the bone-chilling cold a bit at a time - first toes, then calves, then legs.
2、The hypothetical boiled frog is a useful metaphor for a very real problem: the difficulty of responding to disasters that creep up on you a bit at a time.