Functional boundary
[计] 功能边界
🧩 词语组成解析
functional
['fʌŋkʃənl]
adj. 功能的;[数]函数的;有多种用途的;机能性;
🗣️ 情景例句
My favorite hobby is coin collecting.
我最大的爱好是收集硬币。
Coward!
胆小鬼！
those who are worried to death, and those who are bored to death.
忧虑至死的人、无聊至死的人。