This is the 7039th most frequent Chinese word.
疾苦
Suffering and hardship.
In this sentence, '疾苦' is used to describe the difficult and painful conditions that people are experiencing in their lives.
他一直致力于帮助那些生活在疾苦中的人们。
He has consistently committed himself to helping those living in suffering.
Here, '疾苦' refers to the collective hardships experienced by people, explicitly motivating the subject's actions.
人民的疾苦让她下定决心投身慈善事业。
The people's suffering prompted her to decide to devote herself to charitable work.
In this example, '疾苦' indicates the suffering and hardships that are meant to be alleviated through policy changes.