低迷,低落 the Westerners don't know

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It has more riddles than many popular websites, the riddles are strange shaped roots rather than pretty flowers, but the later will go with the wind, the former will stay. 

低迷,低落  the Westerners don't know how the word doldrums to be analyzed further, defied by classification of stereotype only
dol·drums  [dohl-druhmz, dol-, dawl-] 
noun ( used with a plural verb ) 
1. a state of inactivity or stagnation, as in business or art: August is a time of doldrums for many enterprises. 
2. the doldrums. a. a belt of calms and light baffling winds north of the equator between the northern and southern trade winds in the Atlantic and Pacific oceans. b. the weather prevailing in this area.3. a dull, listless, depressed mood; low spirits