人类思考的最大的忧郁,也许是:大体上,人的慈善行为究竟有益抑或更为有害,是一则疑问。
The most melancholy of human reflections, perhaps, is that, on the whole, it is a question whether the benevolence of man does most harm or good.
忧心忡忡的,郁郁寡欢的让人联想起或表达忧郁的沉思的
Suggestive or expressive of melancholy thoughtfulness.
他的性格中有少许忧郁的气质。
There is a vein of melancholy in his character.
忧郁的感情是该诗的基调。
Melancholy is the preponderant mood of the poem.