接尾語N5
〜中
throughout / during / in the middle of
Structure
N + じゅう / N + ちゅう
Explanation
Two readings: じゅう = throughout (entire range/time), e.g. 一日中=all day; ちゅう = in the middle of (ongoing action), e.g. 勉強中=studying.
Examples
昨日は一日中雨でした。
It rained all day yesterday.
今、会議中です。少々お待ちください。
We are in a meeting now. Please wait a moment.
Note
じゅう=entire range (世界中=worldwide, 一年中=all year); ちゅう=in progress (仕事中=at work).