Xi Shi (xi) climbed a ladder (下) to reach a mandarin (口) which is stored on a very high shelf in the ashram's bathroom (a4), but half way up she remembers that she is terribly afraid of heights and is scared to death (吓).
down / downwards / below / lower / later / next (week etc) / second (of two parts) / to decline / to go down / to arrive at (a decision, conclusion etc) / measure word to show the frequency of an action