If you stand in the perspective of "focusing on your major", but saying "Bo" is a bit shallow, you can't master the technology and knowledge well, but you can read it as carefully and deeply as possible. If you focus on "Bo", you can say, for example, some Tianchang college students are smart in some aspects, such as math, and they are all good at it, but they even have problems with their own food, clothing, housing and transportation.