HSK 5 · verb · Practice
上升
to rise; to go up
这里的物价一直上升。
Zhèlǐ de wùjià yìzhí shàngshēng.
Prices here have kept going up.
热空气上升，冷空气下来，这叫对流。
Rè kōngqì shàngshēng， lěng kōngqì xiàlái， zhè jiào duìliú。
Warm air rises and cool air sinks; this is called convection.