Bounded interval
有界区间
🧩 词语组成解析
a. 有界限的
🗣️ 情景例句
and the pain is so bad.
疼得很厉害。
Let me see. She has 30 minutes Tuesday afternoon.
让我查查，她周二下午有30分钟。
On her way home she bought a new pen at a shop.
回家路上，她在一家商店买了一支新钢笔。