a person who explains how something works or how to do something展示者,演示者,示范者
a person who marches or stands with a group of people to show that they disagree with or support something or someone示威者,游行者
noun
👨🏻🏫 Mr. Ng 劍橋詞典 📚 – cambridge.mister5️⃣.net
切換為繁體中文