🧩 词语组成解析
n. [化]哌啶,氮杂环己烷
🗣️ 情景例句
Some music tapes and some blank tapes
带一些音乐带和一些空白带
Hiking gives you time to think.
郊游可以使你有时间思考。
The weather was very cold, and many people were ill.
天气非常冷，很多人生了病。