JLPT 2
上下
top and bottom, high and low, above and below, upper and lower ends, up and down, going up and down, rising and falling, fluctuating
JLPT 1
上下
top and bottom, up and down, high and low, above and below, upper and lower ends, upside-down
上下
top and bottom, up and down, high and low, above and below, upper and lower ends, upper and lower classes, ruler and ruled, the government and the people