On one hand he is our teacher, on the other he is our friend.
一方面，他是我们的老师，另一方面他还是我们的朋友。
On one hand he is believable; on the other he is reliable.
一方面他是可信任的，另一方面他是可靠的。
One the one hand，I have no money, on the other hand, I have no time.
一方面我没钱，另一方面我也没时间。