inadequacies
The inadequacy of something is the fact that there is not enough of it, or that it is not good enough.
the inadequacy of the water supply.
水供应不足。
If someone has feelings of inadequacy, they feel that they do not have the qualities and abilities necessary to do something or to cope with life in general.
his deep-seated sense of inadequacy.
他内心中根深蒂固的无力感。