じゅう
中

suffix

1. (all) through (e.g. the night), throughout (e.g. the year), all ... long.
2. within (e.g. the week), in the course of (e.g. today), by the end of. As 〜に.
3. all over, throughout (e.g. the world).
4. all (of a group), the whole (family, school, etc.).