Boundary reflection
[计] 边界反射
🧩 词语组成解析
🗣️ 情景例句
He felt that his life was no longer worth living.
他觉得他的生命已经没有再活下去的价值了。
Would you open the door for me, please?
你能替我开门吗？
These alone took sixteen months to build.
仅这两座塔就花了16个月才建成。