Boundary reflection
[计] 边界反射
🧩 词语组成解析
🗣️ 情景例句
This is my wife Marilyn.
这是我太太Marilyn。
In prosperity think of adversity.
居安思危。
They were visited by a large colony of ants which obtained a sort of honey from them.
蚜虫遭到一窝蚂蚁的攻击，蚂蚁从它们身上可以获得一种蜜。