就是….也…

The construction “就是….也…”

In this construction, “就是” introduces a condition or concession, and “也” is used to indicate that the result is not affected by the previous situation. For example,

就是21世纪生活也得艰苦朴素。
就是没钱买米，我也不借债。
明天就是下大雨，我也要去参观展览。