"We should take care of the elderly" 可以用英语表达为 "We should look after the elderly" 或 "We should take care of elderly people".
这个短语的来源是英语中的固定搭配，"take care of" 意思是照顾、照料， "elderly" 意思是年老的人。
例句1: We should take care of the elderly and make sure they have everything they need.
翻译1: 我们应该照顾老人，确保他们有他们所需要的一切。
例句2: It's important that we look after the elderly in our society.
翻译2: 我们在社会中照顾老人是很重要的。
例句3: We must take care of elderly people and ensure their well-being.
翻译3: 我们必须照顾老年人并确保他们的幸福。