Catayst
[机] 催化剂
🗣️ 情景例句
Do you hike or fish on your trips?
旅游时，你会步行或钓鱼吗？
Which one is yours?
哪一个是你的？
No, we must stay here and find our lunch.
“不，我们必须留在这儿并找到我们的午饭！”