to fulfill one's obligation, especially in a difficult situation
履行某人的义务，尤其是在困难情况下 (lvxing mouren de yiwu, youqi zai kunnan qingkuang xia)
"Firefighters answered the call of duty during the massive fire."
"消防员在大火中履行了他们的职责。" (xiaofangyuan zai dahuo zhong lvxing le tamen de zhize)
when the meaning is lost or changed in translation or commun...
Become happier; don’t be sad.
very strong and resilient
a specific group of people a campaign is aimed at
stating one’s personal opinion only, not others’
to understand something fully
