in the middle of (doing something)
しょくじの さいちゅうに でんわが かかって きました。
The phone rang while I was in the middle of dinner (lunch etc).
that much ; like that (concerning a matter not related to the speaker or the listener)
(medicine) to work ; to be effective
Home is where you make it. (a Japanese proverb which means wherever you live, once you get used to living there, it becomes home)