This is the 2162nd most frequent Chinese word.
憂慮
Worry or concern.
In this sentence, "憂慮" refers to a general feeling of concern or worry about upcoming uncertainties.
他對未來的事情感到憂慮。
He feels worried about future matters.
Here, "憂慮" conveys a specific concern stemming from a loved one's health situation.
母親因孩子的病情表示憂慮。
The mother expressed concern due to the child's illness.
In this case, "憂慮" is used to describe collective worry caused by broader societal issues.