1To divide, separate, or partition something (e.g., space, time, text); to demarcate or mark off.
長い文章を段落ごとに区切って書いてください。
Please write the long text separated into paragraphs.
道を区切るフェンスが設置された。
A fence was installed to separate the roads.
日程を細かく区切って準備する。
Prepare by breaking the schedule into small parts.
2To punctuate or insert pauses (in speech or writing); to mark off phrases or pauses so something is easier to read or understand.
スピーチでところどころに間を入れて区切ると伝わりやすい。
In a speech, inserting pauses here and there makes it easier to convey your message.
この英文は句読点が少なく、どこで区切るかが重要だ。
This English sentence has few punctuation marks, so it's important where you break it.
読み上げる時、単語を区切ってはっきり発音する。
When reading aloud, separate the words and pronounce them clearly.